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IQ Test for Adults · 5236

Question 1

The plug is out of the bath and both taps are full on. The hot tap alone fills the bath in three minutes, the cold tap alone in two minutes, and the water empties through the plug hole in six minutes. In how many seconds will the bath be filled? Answer with a natural number.

Question 2

What letter should replace the question mark? Rows: 3, D, 22; 12, M, 13; 15, ?, 10. Answer with one capital letter, using the English alphabet A = 1 to Z = 26. Answer with a single capital letter (English alphabet A-Z).

Question 3

Which number is the odd one out? 17458, 13762, 13545, 29498, 27993
  1. 17458
  2. 13762
  3. 13545
  4. 29498
  5. 27993

Question 4

In the list 6 3 7 3 6 9 2 4 8 7 3 9 1 6 8 2 9 7 4 1, what is the sum of all the odd numbers that are immediately followed by an even number? Answer with a natural number.

Question 5

Which of the following is not an anagram of a member of the reptile family? AT GORILLA, BETTER RAVE, CLEAN HOME, COOL CIDER, SKI BAILS
  1. AT GORILLA
  2. BETTER RAVE
  3. CLEAN HOME
  4. COOL CIDER
  5. SKI BAILS

Question 6

Which is the missing section? Choose from the options labelled in the figure (a = A, b = B, ...).

Question illustration
  1. A
  2. B
  3. C
  4. D

Question 7

What number should replace the question mark? Three groups, each with a top row and a bottom row: top 6 8, bottom 4 8; top 9 7, bottom 6 3; top 5 9, bottom 4 ?. Answer with a natural number.

Question 8

The top set of six numbers has a relationship to the set below. Top 9 2 6 3 7 5 gives 9 11 17 20 27 32. Which set replaces the question marks for top 4 2 8 11 4 7? a) 4 7 15 24 28 32 b) 9 11 19 30 34 41 c) 4 6 14 25 29 36 d) 9 15 18 22 31 42 e) 4 6 15 26 31 38
  1. 4 7 15 24 28 32
  2. 9 11 19 30 34 41
  3. 4 6 14 25 29 36
  4. 9 15 18 22 31 42
  5. 4 6 15 26 31 38

Question 9

Eight numbers are arranged round a ring. Clockwise from 56 they are 56, 114, 232, 470, 948, 1906, 3824, ?. What number replaces the question mark? Answer with a natural number.

Question 10

63 : 369, 47 : 7411, 86 : ? Answer with a natural number.

Question 11

Which number comes next in the following sequence? 53472, 2435, 342, ? Answer with a natural number.

Question 12

What letter completes this sequence? A B D O P Q ? Answer with one capital letter, using the English alphabet. Answer with a single capital letter (English alphabet A-Z).

Question 13

What number should replace the question mark? Each group has three numbers in a row and one below: 4, 8, 3 with 6 below; 9, 3, 6 with 2 below; 7, ?, 2 with 4 below. Answer with a natural number.

Question 14

The first figure is to the second as the third figure is to which option? Choose from the options labelled in the figure (a = A, b = B, ...).

Question illustration
  1. A
  2. B
  3. C
  4. D
  5. E

Question 15

I travel to work each morning by train and bus and take the same journey home each evening. Each train journey takes 39 minutes and each bus journey takes 17 minutes longer. What is my total travelling time, in minutes, in a five-day working week? Answer with a natural number.

Question 16

When the net above is folded to form a cube, just one of the following can be produced. Which one? Choose from the options labelled in the figure (a = A, b = B, ...).

Question illustration
  1. A
  2. B
  3. C
  4. D
  5. E

Question 17

Top 12 26 29 62 58 19 gives 3 8 11 8 13 10. Which set replaces the question marks for top 16 24 98 31 56 48? a) 7 12 11 9 14 8 b) 16 13 19 4 10 18 c) 6 7 16 9 13 8 d) 7 6 17 4 11 12 e) 15 9 13 7 12 11
  1. 7 12 11 9 14 8
  2. 16 13 19 4 10 18
  3. 6 7 16 9 13 8
  4. 7 6 17 4 11 12
  5. 15 9 13 7 12 11

Question 18

Complete the equation: 125% x 48 / sqrt(256) = 1.9 + ? + 1.5. Options: a) 0.35 b) 0.45 c) 0.28 d) 0.4
  1. 0.35
  2. 0.45
  3. 0.28
  4. 0.4

Question 19

38629 is to 12, 14637 is to 11, 79652 is to 21, therefore 52968 is to ? Answer with a natural number.

Question 20

Which word continues this sequence? COUNTERFEIT, FLOUNDERING, ENCOUNTERED, SUBJOINDERS. Is it: viscountess, dumbfounded or preannounce?
  1. viscountess
  2. dumbfounded
  3. preannounce