Select the option that is related to the third number in the same way as the second number is related to the first number.
70 : 8 :: 87 : ?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. 9
Given numbers:
70 : 8 :: 87 : ?
Pattern: (2nd number)2 + 6 = 1st number
(8)2 + 6 = 70
Similarly,
(?)2 + 6 = 87
? = √81 = 9
Hence, the correct answer is 9.