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Question : Directions: In the following question, select the related number from the given alternatives.
7 : 77 :: ? : ?

Option 1: 6 : 24

Option 2: 8 : 64

Option 3: 11 : 143

Option 4: 3 : 81


Team Careers360 20th Jan, 2024
Answer (1)
Team Careers360 22nd Jan, 2024

Correct Answer: 11 : 143


Solution : Given:
7 : 77 :: ? : ?

7 : 77→On multiplying 7 by the next prime number 11, we get 77.
Let's check each option –
First option: 6 : 24; 6 is not a prime number.
Second option: 8 : 64; 8 is not a prime number.
Third option: 11 : 143; On multiplying 11 by the next prime number 13, we get 143.
Fourth option: 3 : 81; On multiplying 3 by the next prime number 5, we get 15.

Hence, the third option is correct.

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