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This mock test of Test: Odd Man Out- 1 for CA Foundation helps you for every CA Foundation entrance exam.
This contains 20 Multiple Choice Questions for CA Foundation Test: Odd Man Out- 1 (mcq) to study with solutions a complete question bank.
The solved questions answers in this Test: Odd Man Out- 1 quiz give you a good mix of easy questions and tough questions. CA Foundation
students definitely take this Test: Odd Man Out- 1 exercise for a better result in the exam. You can find other Test: Odd Man Out- 1 extra questions,
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QUESTION: 1

Find the one which does not belong to that group ?

Solution:

3, 5, 9 and 7 are odd numbers, but not 4.

QUESTION: 2

Find the one which does not belong to that group ?

Solution:

37, 47, 67 and 17 are prime numbers but not 27.

QUESTION: 3

Find the one which does not belong to that group ?

Solution:

16, 36, 64 and 4 are perfect squares but not 28.

QUESTION: 4

Find the one which does not belong to that group ?

Solution:

41, 43, 47 and 53 are prime numbers, but not 57.

QUESTION: 5

Find the one which does not belong to the group ?

Solution:

36 = 6^{2}, 49 = 7^{2}, 64 = 8^{2}, 81 = 9^{2} and 100 = 10^{2}.

36, 64, 81 and 100 are squares of composite numbers, but 49 is a square of prime number 7.

QUESTION: 6

Find the one which does not belong to that group ?

Solution:

8 = 2^{3}, 27 = 3^{3}, 64 = 4^{3}, 125 = 5^{3} and 343 = 7^{3}.

8, 27, 125 and 343 are cubes of prime numbers but not 64.

QUESTION: 7

Find the one which does not belong to that group ?

Solution:

343 = 7^{3}, 121 = 11^{2}, 1331 = 11^{3}, 2197 = 13^{3} and 125 = 5^{3}.

343, 1331, 2197 and 125 are perfect cubes, but not 121.

QUESTION: 8

Find the one which does not belong to that group ?

Solution:

48, 75, 84 and 57 are divisible by 3 but not 35.

QUESTION: 9

Find the one which does not belong to that group ?

Solution:

42624, 37573, 74347 and 93339 are palindromes but not 84284.

QUESTION: 10

Find the one which does not belong to that group ?

Solution:

27, 36, 72 and 45 are divisible by 9, but not 30.

QUESTION: 11

Find the one which does not belong to that group ?

Solution:

Except 4242, all other numbers are divisible by 11.

QUESTION: 12

Find the one which does not belong to that group ?

Solution:

20 = 4^{2} + 4, 42 = 6^{2} + 6, 58 = 7^{2} + 9, 72 = 8^{2} + 8 and 90 = 9^{2} + 9.

20, 42, 72 and 90 can be expressed in n^{2} + n form but not 58.

QUESTION: 13

Find the one which does not belong to that group ?

Solution:

30 = 3^{3} + 3, 630 = 5^{4} + 5, 10 = 2^{3} + 2, 520 = 8^{3} + 8 and 130 = 5^{3} + 5.

30, 10, 130 and 520 can be expressed as n^{3} + n but not 630.

QUESTION: 14

Find the one which does not belong to that group ?

Solution:

The sum of the digits in 508, 328, 706 and 148 is 13, but not in 608.

QUESTION: 15

Find the one which does not belong to that group ?

Solution:

Except in 862, in all other numbers sum of first two digits is same as the last digit.

QUESTION: 16

Find the one which does not belong to that group ?

Solution:

525 => 5 5^{2},

39 => 3 3^{2},

24 => 2 2^{2},

636 => 6 6^{2}. The above pattern is not followed in 426.

QUESTION: 17

Find the one which does not belong to that group ?

Solution:

11 = 1 1^{3}, 28 = 2 2^{3}, 327 = 3 3^{3}, 416 = 4 4^{2} and 5125 = 5 5^{3}

Except 416, other numbers follow similar pattern.

QUESTION: 18

Find the one which does not belong to that group ?

Solution:

Except 132, other numbers are odd numbers.

QUESTION: 19

Find the one which does not belong to that group ?

Solution:

Except 110, other numbers are divisible by 4.

QUESTION: 20

Find the one which does not belong to that group ?

Solution:

A, E, I and O are vowels, while R is a consonant.

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