Logic Analogy Classification Odd One Out Competitive Exams
50 questions · IQ Logic and Reasoning
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Question 1 of 50
Find the odd number out: 8, 27, 64, 100
Explanation8, 27 and 64 are perfect cubes (2^3, 3^3, 4^3); 100 is not.
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Question 2 of 50
Moon : Satellite :: Earth : ?
ExplanationThe Moon is a natural satellite; the Earth is a planet (object : class).
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Question 3 of 50
Which pair is different from the rest? 4-16, 5-25, 6-36, 7-42
ExplanationIn the other pairs the second number is the square of the first; 7^2 = 49, not 42.
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Question 4 of 50
Which one is different from the rest? Mercury, Venus, Moon, Mars
ExplanationMercury, Venus and Mars are planets; the Moon is a natural satellite.
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Question 5 of 50
Cobbler : Shoes :: Carpenter : ?
ExplanationA cobbler makes or repairs shoes; a carpenter makes furniture (craftsman : product).
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Question 6 of 50
Medicine : Disease :: Law : ?
ExplanationMedicine is used to fight disease; law is used to fight crime (remedy : problem).
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Question 7 of 50
Which one is different from the rest? Lahore, Quetta, Peshawar, Multan
ExplanationLahore, Quetta and Peshawar are provincial capitals; Multan is not.
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Question 8 of 50
Which one is different from the rest? Oak, Pine, Rose, Teak
ExplanationOak, pine and teak are timber trees; the rose is a flowering shrub.
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Question 9 of 50
Which pair is different from the rest? Doctor-Patient, Teacher-Student, Lawyer-Client, Farmer-Tractor
ExplanationThe other pairs are a professional and the person he serves; a tractor is a tool, not a person served.
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Question 10 of 50
Calf : Cow :: Foal : ?
ExplanationA calf is the young of a cow; a foal is the young of a horse.
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Question 11 of 50
Find the odd number out: 7, 11, 13, 21
Explanation7, 11 and 13 are prime numbers; 21 = 3 x 7 is composite.
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Question 12 of 50
3 : 27 :: 4 : ?
ExplanationThe second number is the cube of the first: 3^3 = 27, so 4^3 = 64.
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Question 13 of 50
Which pair is different from the rest? Happy-Sad, Hot-Cold, Big-Small, Fast-Quick
ExplanationThe other pairs are antonyms; fast and quick are synonyms.
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Question 14 of 50
Seismograph : Earthquake :: Speedometer : ?
ExplanationA seismograph records earthquakes; a speedometer records speed.
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Question 15 of 50
5 : 30 :: 7 : ?
ExplanationThe rule is n x (n + 1): 5 x 6 = 30, so 7 x 8 = 56.
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Question 16 of 50
Which one is different from the rest? Copper, Iron, Diamond, Aluminium
ExplanationCopper, iron and aluminium are metals; diamond is a form of carbon, a non-metal.
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Question 17 of 50
Which one is different from the rest? Metre, Kilometre, Centimetre, Kilogram
ExplanationMetre, kilometre and centimetre measure length; the kilogram measures mass.
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Question 18 of 50
Which one is different from the rest? Whale, Shark, Dolphin, Seal
ExplanationWhale, dolphin and seal are mammals; a shark is a fish.
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Question 19 of 50
Which one is different from the rest? Apple, Mango, Potato, Banana
ExplanationApple, mango and banana are fruits; potato is a vegetable.
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Question 20 of 50
Which one is different from the rest? Eagle, Parrot, Bat, Sparrow
ExplanationEagle, parrot and sparrow are birds; the bat is a flying mammal.
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Question 21 of 50
Which one is different from the rest? Lion, Tiger, Leopard, Cow
ExplanationLion, tiger and leopard are carnivorous big cats; the cow is a herbivore.
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Question 22 of 50
AZ : BY :: CX : ?
ExplanationThe first letter moves forward by one and the second moves back by one: C-D, X-W.
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Question 23 of 50
Lahore : Ravi :: London : ?
ExplanationLahore stands on the River Ravi; London stands on the River Thames (city : river).
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Question 24 of 50
Which one is different from the rest? Indus, Jhelum, Chenab, Karakoram
ExplanationIndus, Jhelum and Chenab are rivers; the Karakoram is a mountain range.
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Question 25 of 50
ABC : 123 :: XYZ : ?
ExplanationLetters are replaced by their alphabet positions: X = 24, Y = 25, Z = 26.
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Question 26 of 50
4 : 17 :: 6 : ?
ExplanationThe rule is n^2 + 1: 4^2 + 1 = 17, so 6^2 + 1 = 37.
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Question 27 of 50
Yen : Japan :: Rupee : ?
ExplanationYen is the currency of Japan; the rupee is a currency of Pakistan (also India, Sri Lanka, Nepal). Among the options, only Pakistan uses the rupee.
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Question 28 of 50
Which one is different from the rest? Oxygen, Nitrogen, Hydrogen, Water
ExplanationOxygen, nitrogen and hydrogen are elements; water is a compound.
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Question 29 of 50
Thermometer : Temperature :: Barometer : ?
ExplanationA thermometer measures temperature; a barometer measures atmospheric pressure (instrument : quantity measured).
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Question 30 of 50
Doctor : Hospital :: Teacher : ?
ExplanationA doctor works in a hospital; a teacher works in a school (person : workplace).
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Question 31 of 50
12 : 144 :: 13 : ?
ExplanationThe second number is the square of the first: 13^2 = 169.
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Question 32 of 50
ACE : BDF :: LNP : ?
ExplanationEach letter moves one step forward: L-M, N-O, P-Q.
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Question 33 of 50
Bird : Nest :: Bee : ?
ExplanationA nest is the home of a bird; a hive is the home of a bee (creature : dwelling).
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Question 34 of 50
Find the odd number out: 16, 25, 36, 48
Explanation16, 25 and 36 are perfect squares; 48 is not.
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Question 35 of 50
Author : Book :: Sculptor : ?
ExplanationAn author creates a book; a sculptor creates a statue (creator : creation).
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Question 36 of 50
Foot : Shoe :: Hand : ?
ExplanationA shoe is worn on the foot; a glove is worn on the hand (body part : covering).
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Question 37 of 50
Day : Night :: Summer : ?
ExplanationDay and night are opposites; the opposite season of summer is winter.
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Question 38 of 50
Which letter-pair is different from the rest? BD, FH, JL, NQ
ExplanationIn BD, FH and JL the second letter is two places after the first; in NQ it is three places after.
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Question 39 of 50
Find the odd number out: 12, 18, 24, 35
Explanation12, 18 and 24 are multiples of 6; 35 is not.
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Question 40 of 50
BCD : YXW :: EFG : ?
ExplanationEach letter is replaced by its mirror in the alphabet (A-Z, B-Y, ...): E-V, F-U, G-T.
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Question 41 of 50
Which one is different from the rest? Triangle, Square, Pentagon, Sphere
ExplanationTriangle, square and pentagon are two-dimensional polygons; a sphere is a three-dimensional solid.
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Question 42 of 50
Ornithology : Birds :: Entomology : ?
ExplanationOrnithology is the study of birds; entomology is the study of insects (science : subject).
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Question 43 of 50
Eye : Blind :: Ear : ?
ExplanationLoss of the function of the eye makes one blind; of the ear makes one deaf.
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Question 44 of 50
120 : 5 :: 720 : ?
Explanation120 = 5! and 720 = 6!, so the first number is the factorial of the second.
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Question 45 of 50
Sheep : Flock :: Wolf : ?
ExplanationA group of sheep is a flock; a group of wolves is a pack.
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Question 46 of 50
Which letter group is different from the rest? ACE, GIK, MOQ, SUX
ExplanationIn each group letters skip one place (A-C-E, G-I-K, M-O-Q); the pattern would give S-U-W, but SUX breaks it.
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Question 47 of 50
Which one is different from the rest? Sitar, Guitar, Violin, Tabla
ExplanationSitar, guitar and violin are string instruments; the tabla is a percussion instrument.
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Question 48 of 50
Karachi : Sindh :: Quetta : ?
ExplanationKarachi is the capital of Sindh; Quetta is the capital of Balochistan.
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Question 49 of 50
CAT : DBU :: DOG : ?
ExplanationEach letter moves +1: D-E, O-P, G-H.
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Question 50 of 50
Pen : Write :: Knife : ?
ExplanationA pen is used to write; a knife is used to cut (tool : function).
0 / 50 answered · 0 skipped
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