If 27 : 81 :: x : 63, then find the value of x.
Show answer & explanation
Correct answer: C
Explanation
The Correct answer is option 3 i.e. 21.
Given that
If 27 : 81 :: x : 63
According to the question;
⇒ 27/81 = x/63
⇒ 1/3 = x/63
⇒ x = 63/3
⇒ x = 21