NA 22 : 44 45 : 1625 18 : 164 24 : 464 Each digit of second number is the square

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Question
NA
Options
A. 22 : 44
B. 45 : 1625
C. 18 : 164
D. 24 : 464

Correct Answer

24 : 464

Explanation

Each digit of second number is the square of the respective digit of the first number.

Classification problems

Search Results

1.
NA
Options
A. 147 : 741
B. 253 : 352
C. 518 : 816
D. 303 : 303

Discuss

Correct Answer: 518 : 816

Explanation:

Second number is the reverse of the first number.

2.
NA
Options
A. 5 : 9
B. 7 : 11
C. 13 : 17
D. 29 :31

Discuss

Correct Answer: 5 : 9

Explanation:

Second number is the next prime number to the first number.

3.
NA
Options
A. 1 : 4
B. 10 : 24
C. 8 : 18
D. 22 : 46

Discuss

Correct Answer: 10 : 24

Explanation:

In all others, 2nd number = (2 x 1 st number) + 2

4.
NA
Options
A. 5-2
B. 19-16
C. 27-23
D. 31-28

Discuss

Correct Answer: 27-23

Explanation:

5-2 = 3, 19-16 = 3, 27-23 = 4, 31-23 = 3

5.
NA
Options
A. 18, 45
B. 23,14
C. 29, 82
D. 36, 27

Discuss

Correct Answer: 29, 82

Explanation:

In all other pairs, the difference between the two numbers is a multiple of 9.

6.
NA
Options
A. 22 : 0
B. 24 : 12
C. 23 : 5
D. 24 :18

Discuss

Correct Answer: 24 :18

Explanation:

Second number is the difference of the square of the digits of the first number.

7.
NA
Options
A. 25, 36
B. 9, 64
C. 100, 121
D. 144, 169

Discuss

Correct Answer: 9, 64

Explanation:

Except '9, 64', all number are consecutive squares.

8.
NA
Options
A. 919, 949
B. 646, 686
C. 828, 848
D. 434, 464

Discuss

Correct Answer: 919, 949

Explanation:

In all the given numbers, the middle digit is twice in second group.

9.
NA
Options
A. 83-75
B. 58-50
C. 49-42
D. 25-17

Discuss

Correct Answer: 49-42

Explanation:

Only option (c) has difference if 7, rest have difference of 8 between first and second number.

10.
NA
Options
A. 9, 49
B. 13, 121
C. 10, 61
D. 7, 25

Discuss

Correct Answer: 10, 61

Explanation:

9 - 2 = 7 ? 7² = 49
13 - 2 = 11 ? 11² = 121
10 - 2 = 8 ? 8² = 64 ? 61
7 - 2 = 5 ? 5² = 25

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