Percentages Part 1 Competitive Exams
100 questions · Mathematics
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Question 1 of 100
If 178 is increased by 15%, what is the new value?
ExplanationIncrease = 15% of 178 = 26.7. New value = 178 + 26.7 = 204.7.
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Question 2 of 100
What is 85% of 667?
Explanation85/100 × 667 = 566.95.
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Question 3 of 100
What is the net percentage change after an increase of 14% followed by a decrease of 22%?
ExplanationFormula: x - y - (xy/100). 14 - 22 - (14×22/100) = -11.08%. Tip: Negative sign indicates net decrease.
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Question 4 of 100
What is the net percentage change after successive increases of 24% and 30%?
ExplanationSuccessive change formula: x + y + (xy/100). 24 + 30 + (24×30/100) = 61.2%.
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Question 5 of 100
If A's income is 30% more than B's, by what percentage is B's income less than A's?
ExplanationFormula: [R / (100+R)] × 100. [30 / (100+30)] × 100 = 23.08%.
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Question 6 of 100
Convert 16% to a decimal.
ExplanationTo convert percentage to decimal, divide by 100. 16 / 100 = 0.16.
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Question 7 of 100
What is the net percentage change after an increase of 26% followed by a decrease of 14%?
ExplanationFormula: x - y - (xy/100). 26 - 14 - (26×14/100) = 8.36%. Tip: Negative sign indicates net decrease.
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Question 8 of 100
Convert 22% to a decimal.
ExplanationTo convert percentage to decimal, divide by 100. 22 / 100 = 0.22.
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Question 9 of 100
If A's income is 20% more than B's, by what percentage is B's income less than A's?
ExplanationFormula: [R / (100+R)] × 100. [20 / (100+20)] × 100 = 16.67%.
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Question 10 of 100
If A's income is 75% more than B's, by what percentage is B's income less than A's?
ExplanationFormula: [R / (100+R)] × 100. [75 / (100+75)] × 100 = 42.86%.
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Question 11 of 100
If 222 is decreased by 43%, what is the new value?
ExplanationDecrease = 43% of 222 = 95.46. New value = 222 - 95.46 = 126.5.
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Question 12 of 100
If 127 is increased by 22%, what is the new value?
ExplanationIncrease = 22% of 127 = 27.94. New value = 127 + 27.94 = 154.9.
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Question 13 of 100
What is 19% of 194?
Explanation19/100 × 194 = 36.86.
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Question 14 of 100
What is 46% of 290?
Explanation46/100 × 290 = 133.4.
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Question 15 of 100
What is the net percentage change after an increase of 23% followed by a decrease of 18%?
ExplanationFormula: x - y - (xy/100). 23 - 18 - (23×18/100) = 0.8600000000000003%. Tip: Negative sign indicates net decrease.
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Question 16 of 100
24 is what percentage of 169?
Explanation(24 / 169) × 100 = 14.2%.
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Question 17 of 100
Convert the fraction 3/20 to a percentage.
ExplanationTo convert fraction to percentage, multiply by 100. (3/20) × 100 = 15.0%.
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Question 18 of 100
Convert the fraction 4/5 to a percentage.
ExplanationTo convert fraction to percentage, multiply by 100. (4/5) × 100 = 80.0%.
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Question 19 of 100
What is the net percentage change after successive increases of 20% and 29%?
ExplanationSuccessive change formula: x + y + (xy/100). 20 + 29 + (20×29/100) = 54.8%.
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Question 20 of 100
If 69 is increased by 25%, what is the new value?
ExplanationIncrease = 25% of 69 = 17.25. New value = 69 + 17.25 = 86.2.
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Question 21 of 100
What is 44% of 522?
Explanation44/100 × 522 = 229.68.
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Question 22 of 100
A student scores 309 out of 500. What is their percentage?
Explanation(309 / 500) × 100 = 61.8%.
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Question 23 of 100
What is 37% of 476?
Explanation37/100 × 476 = 176.12.
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Question 24 of 100
What is the net percentage change after successive increases of 15% and 22%?
ExplanationSuccessive change formula: x + y + (xy/100). 15 + 22 + (15×22/100) = 40.3%.
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Question 25 of 100
What is the net percentage change after successive increases of 27% and 22%?
ExplanationSuccessive change formula: x + y + (xy/100). 27 + 22 + (27×22/100) = 54.94%.
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Question 26 of 100
Convert the fraction 4/10 to a percentage.
ExplanationTo convert fraction to percentage, multiply by 100. (4/10) × 100 = 40.0%.
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Question 27 of 100
What is the net percentage change after successive increases of 11% and 15%?
ExplanationSuccessive change formula: x + y + (xy/100). 11 + 15 + (11×15/100) = 27.65%.
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Question 28 of 100
What is the net percentage change after successive increases of 29% and 29%?
ExplanationSuccessive change formula: x + y + (xy/100). 29 + 29 + (29×29/100) = 66.41%.
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Question 29 of 100
A student scores 417 out of 500. What is their percentage?
Explanation(417 / 500) × 100 = 83.39999999999999%.
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Question 30 of 100
A student scores 414 out of 500. What is their percentage?
Explanation(414 / 500) × 100 = 82.8%.
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Question 31 of 100
Convert the fraction 3/5 to a percentage.
ExplanationTo convert fraction to percentage, multiply by 100. (3/5) × 100 = 60.0%.
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Question 32 of 100
What is the net percentage change after successive increases of 21% and 17%?
ExplanationSuccessive change formula: x + y + (xy/100). 21 + 17 + (21×17/100) = 41.57%.
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Question 33 of 100
If A's income is 25% more than B's, by what percentage is B's income less than A's?
ExplanationFormula: [R / (100+R)] × 100. [25 / (100+25)] × 100 = 20.00%.
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Question 34 of 100
If 186 is increased by 23%, what is the new value?
ExplanationIncrease = 23% of 186 = 42.78. New value = 186 + 42.78 = 228.8.
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Question 35 of 100
Convert 62% to a decimal.
ExplanationTo convert percentage to decimal, divide by 100. 62 / 100 = 0.62.
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Question 36 of 100
Convert the fraction 2/5 to a percentage.
ExplanationTo convert fraction to percentage, multiply by 100. (2/5) × 100 = 40.0%.
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Question 37 of 100
If 280 is decreased by 14%, what is the new value?
ExplanationDecrease = 14% of 280 = 39.2. New value = 280 - 39.2 = 240.8.
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Question 38 of 100
Convert the fraction 3/4 to a percentage.
ExplanationTo convert fraction to percentage, multiply by 100. (3/4) × 100 = 75.0%.
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Question 39 of 100
25 is what percentage of 175?
Explanation(25 / 175) × 100 = 14.3%.
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Question 40 of 100
If 204 is decreased by 44%, what is the new value?
ExplanationDecrease = 44% of 204 = 89.76. New value = 204 - 89.76 = 114.2.
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Question 41 of 100
If A's income is 50% more than B's, by what percentage is B's income less than A's?
ExplanationFormula: [R / (100+R)] × 100. [50 / (100+50)] × 100 = 33.33%.
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Question 42 of 100
If 229 is decreased by 20%, what is the new value?
ExplanationDecrease = 20% of 229 = 45.800000000000004. New value = 229 - 45.800000000000004 = 183.2.
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Question 43 of 100
If A's income is 15% more than B's, by what percentage is B's income less than A's?
ExplanationFormula: [R / (100+R)] × 100. [15 / (100+15)] × 100 = 13.04%.
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Question 44 of 100
If 222 is decreased by 23%, what is the new value?
ExplanationDecrease = 23% of 222 = 51.06. New value = 222 - 51.06 = 170.9.
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Question 45 of 100
If 129 is increased by 19%, what is the new value?
ExplanationIncrease = 19% of 129 = 24.51. New value = 129 + 24.51 = 153.5.
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Question 46 of 100
What is the net percentage change after an increase of 21% followed by a decrease of 13%?
ExplanationFormula: x - y - (xy/100). 21 - 13 - (21×13/100) = 5.27%. Tip: Negative sign indicates net decrease.
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Question 47 of 100
What is 61% of 633?
Explanation61/100 × 633 = 386.13.
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Question 48 of 100
What is the net percentage change after an increase of 16% followed by a decrease of 13%?
ExplanationFormula: x - y - (xy/100). 16 - 13 - (16×13/100) = 0.9199999999999999%. Tip: Negative sign indicates net decrease.
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Question 49 of 100
What is the net percentage change after successive increases of 26% and 12%?
ExplanationSuccessive change formula: x + y + (xy/100). 26 + 12 + (26×12/100) = 41.12%.
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Question 50 of 100
If 195 is decreased by 21%, what is the new value?
ExplanationDecrease = 21% of 195 = 40.949999999999996. New value = 195 - 40.949999999999996 = 154.1.
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Question 51 of 100
A student scores 413 out of 500. What is their percentage?
Explanation(413 / 500) × 100 = 82.6%.
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Question 52 of 100
A student scores 379 out of 500. What is their percentage?
Explanation(379 / 500) × 100 = 75.8%.
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Question 53 of 100
If A's income is 60% more than B's, by what percentage is B's income less than A's?
ExplanationFormula: [R / (100+R)] × 100. [60 / (100+60)] × 100 = 37.5%.
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Question 54 of 100
If 177 is increased by 29%, what is the new value?
ExplanationIncrease = 29% of 177 = 51.33. New value = 177 + 51.33 = 228.3.
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Question 55 of 100
What is the net percentage change after an increase of 16% followed by a decrease of 16%?
ExplanationFormula: x - y - (xy/100). 16 - 16 - (16×16/100) = -2.56%. Tip: Negative sign indicates net decrease.
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Question 56 of 100
If 166 is increased by 47%, what is the new value?
ExplanationIncrease = 47% of 166 = 78.02. New value = 166 + 78.02 = 244.0.
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Question 57 of 100
Convert the fraction 1/4 to a percentage.
ExplanationTo convert fraction to percentage, multiply by 100. (1/4) × 100 = 25.0%.
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Question 58 of 100
If 64 is increased by 22%, what is the new value?
ExplanationIncrease = 22% of 64 = 14.08. New value = 64 + 14.08 = 78.1.
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Question 59 of 100
If A's income is 10% more than B's, by what percentage is B's income less than A's?
ExplanationFormula: [R / (100+R)] × 100. [10 / (100+10)] × 100 = 9.09%.
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Question 60 of 100
What is 86% of 952?
Explanation86/100 × 952 = 818.72.
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Question 61 of 100
33 is what percentage of 107?
Explanation(33 / 107) × 100 = 30.8%.
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Question 62 of 100
What is the net percentage change after successive increases of 14% and 17%?
ExplanationSuccessive change formula: x + y + (xy/100). 14 + 17 + (14×17/100) = 33.38%.
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Question 63 of 100
Convert 89% to a decimal.
ExplanationTo convert percentage to decimal, divide by 100. 89 / 100 = 0.89.
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Question 64 of 100
If 103 is decreased by 22%, what is the new value?
ExplanationDecrease = 22% of 103 = 22.66. New value = 103 - 22.66 = 80.3.
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Question 65 of 100
If 81 is increased by 41%, what is the new value?
ExplanationIncrease = 41% of 81 = 33.21. New value = 81 + 33.21 = 114.2.
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Question 66 of 100
Convert the fraction 4/20 to a percentage.
ExplanationTo convert fraction to percentage, multiply by 100. (4/20) × 100 = 20.0%.
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Question 67 of 100
What is 67% of 957?
Explanation67/100 × 957 = 641.19.
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Question 68 of 100
33 is what percentage of 125?
Explanation(33 / 125) × 100 = 26.4%.
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Question 69 of 100
Convert the fraction 7/8 to a percentage.
ExplanationTo convert fraction to percentage, multiply by 100. (7/8) × 100 = 87.5%.
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Question 70 of 100
44 is what percentage of 152?
Explanation(44 / 152) × 100 = 28.9%.
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Question 71 of 100
Convert 32% to a decimal.
ExplanationTo convert percentage to decimal, divide by 100. 32 / 100 = 0.32.
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Question 72 of 100
A student scores 316 out of 500. What is their percentage?
Explanation(316 / 500) × 100 = 63.2%.
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Question 73 of 100
A student scores 331 out of 500. What is their percentage?
Explanation(331 / 500) × 100 = 66.2%.
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Question 74 of 100
A student scores 315 out of 500. What is their percentage?
Explanation(315 / 500) × 100 = 63.0%.
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Question 75 of 100
Convert 50% to a decimal.
ExplanationTo convert percentage to decimal, divide by 100. 50 / 100 = 0.5.
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Question 76 of 100
A student scores 305 out of 500. What is their percentage?
Explanation(305 / 500) × 100 = 61.0%.
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Question 77 of 100
Convert 46% to a decimal.
ExplanationTo convert percentage to decimal, divide by 100. 46 / 100 = 0.46.
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Question 78 of 100
What is the net percentage change after successive increases of 16% and 13%?
ExplanationSuccessive change formula: x + y + (xy/100). 16 + 13 + (16×13/100) = 31.08%.
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Question 79 of 100
Convert 71% to a decimal.
ExplanationTo convert percentage to decimal, divide by 100. 71 / 100 = 0.71.
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Question 80 of 100
50 is what percentage of 188?
Explanation(50 / 188) × 100 = 26.6%.
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Question 81 of 100
If A's income is 90% more than B's, by what percentage is B's income less than A's?
ExplanationFormula: [R / (100+R)] × 100. [90 / (100+90)] × 100 = 47.37%.
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Question 82 of 100
Convert 70% to a decimal.
ExplanationTo convert percentage to decimal, divide by 100. 70 / 100 = 0.7.
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Question 83 of 100
If 136 is increased by 18%, what is the new value?
ExplanationIncrease = 18% of 136 = 24.48. New value = 136 + 24.48 = 160.5.
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Question 84 of 100
Convert 18% to a decimal.
ExplanationTo convert percentage to decimal, divide by 100. 18 / 100 = 0.18.
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Question 85 of 100
What is the net percentage change after an increase of 18% followed by a decrease of 14%?
ExplanationFormula: x - y - (xy/100). 18 - 14 - (18×14/100) = 1.48%. Tip: Negative sign indicates net decrease.
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Question 86 of 100
If 295 is decreased by 35%, what is the new value?
ExplanationDecrease = 35% of 295 = 103.25. New value = 295 - 103.25 = 191.8.
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Question 87 of 100
10 is what percentage of 113?
Explanation(10 / 113) × 100 = 8.8%.
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Question 88 of 100
44 is what percentage of 162?
Explanation(44 / 162) × 100 = 27.2%.
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Question 89 of 100
What is 31% of 106?
Explanation31/100 × 106 = 32.86.
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Question 90 of 100
If 196 is decreased by 49%, what is the new value?
ExplanationDecrease = 49% of 196 = 96.03999999999999. New value = 196 - 96.03999999999999 = 100.0.
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Question 91 of 100
50 is what percentage of 190?
Explanation(50 / 190) × 100 = 26.3%.
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Question 92 of 100
What is 71% of 927?
Explanation71/100 × 927 = 658.17.
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Question 93 of 100
A student scores 418 out of 500. What is their percentage?
Explanation(418 / 500) × 100 = 83.6%.
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Question 94 of 100
Convert the fraction 2/4 to a percentage.
ExplanationTo convert fraction to percentage, multiply by 100. (2/4) × 100 = 50.0%.
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Question 95 of 100
If A's income is 40% more than B's, by what percentage is B's income less than A's?
ExplanationFormula: [R / (100+R)] × 100. [40 / (100+40)] × 100 = 28.57%.
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Question 96 of 100
What is the net percentage change after an increase of 18% followed by a decrease of 24%?
ExplanationFormula: x - y - (xy/100). 18 - 24 - (18×24/100) = -10.32%. Tip: Negative sign indicates net decrease.
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Question 97 of 100
If 158 is decreased by 29%, what is the new value?
ExplanationDecrease = 29% of 158 = 45.82. New value = 158 - 45.82 = 112.2.
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Question 98 of 100
What is the net percentage change after an increase of 13% followed by a decrease of 15%?
ExplanationFormula: x - y - (xy/100). 13 - 15 - (13×15/100) = -3.95%. Tip: Negative sign indicates net decrease.
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Question 99 of 100
What is the net percentage change after an increase of 28% followed by a decrease of 26%?
ExplanationFormula: x - y - (xy/100). 28 - 26 - (28×26/100) = -5.28%. Tip: Negative sign indicates net decrease.
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Question 100 of 100
26 is what percentage of 196?
Explanation(26 / 196) × 100 = 13.3%.
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