Question : Directions: In the following question, select the related number from the given alternatives. 64 : 100 :: 49 : ?
Option 1: 36
Option 2: 63
Option 3: 81
Option 4: 144
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Correct Answer: 81
Solution : Given: 64 : 100 :: 49 : ?
The difference between the square root of the numbers of the given pairs is 2. Like, 64 : 100→82 = 64; 102 = 100 Similarly, for 49 : ?→72 = 49; 92 = 81
So, 49 is related to 81. Hence, the third option is correct.
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Question : Directions: In the following question, select the related number from the given alternatives. 8 : 64 :: 27 : ?
Option 1: 64
Option 2: 81
Option 3: 212
Option 4: 125
Question : Directions: In the following question, a series is given with one number missing. Select the missing number from the given alternatives. 1, 4, 3, 16, 6, 36, 10, 64, 15, 100, ?
Option 1: 21
Option 2: 19
Option 3: 22
Option 4: 25
Question : Directions: In the following question, select the related number from the given alternatives. 4 : 20 :: 6 : ?
Option 2: 12
Option 3: 8
Option 4: 42
Question : Directions: In the following question, select the related number from the given alternatives. 7 : 32 :: 35 : ?
Option 1: 144
Option 2: 156
Option 3: 160
Option 4: 172
Question : Directions: In the following question, select the related number from the given alternatives. 27 : 9 :: 64 : ?
Option 1: 8
Option 3: 16
Option 4: 20
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