Numerical Ability Questions for Exams
Number Sequences- find the missing number in a sequence of numbers
1. Find the next number in the series
4 8 16 32 —
A) 48 B) 64 C) 40 D) 46
2. Find the next number in the series
4 8 12 20 —
A) 32 B) 34 C) 36 D) 38
3. Find the missing number in the series
54 49 — 39 34
A) 47 B) 44 C) 45 D) 46
4. Find the first number in the series
— 19 23 29 31
A) 12 B) 15 C) 16 D) 17
5. Find the next number in the series
3 6 11 18 —
A) 30 B) 22 C) 27 D) 29
6. Find the next number in the series
48 46 42 38 —
A) 32 B) 30 C) 33 D) 34
These number sequences usually consist of four visible numbers plus one missing number.
7. Find the missing number in the series
.
4 3 5 9 12 17 —
A) 32 B) 30 C) 24 D) 26
8. Find the missing numbers in the series
5 6 7 8 10 11 14 — —-
A) 19 B) 17 C) 15 D) 16
9. Find the missing numbers in the series
1 — 4 7 7 8 10 9 —-
A) 6 B) 3 C) 11 D) 13
Answers
1. B The numbers double each time
2. A Each number is the sum of the previous two numbers
3. B The numbers decrease by 5 each time
4. D The numbers are primes (divisible only by 1 and themselves)
5. C The interval, beginning with 3, increases by 2 each time
6. B The interval, beginning with 2, increases by 2 and is subtracted each time
7. D Each number is the sum of the previous and the number 3 places to the left
8. C A There are 2 simple interleaved sequences 5,7,10,14,19 and 6,8,11,15
9. A D There are 2 simple interleaved sequences 1,4,7,10,13 and 6,7,8,9
this is helpful for LP level students