Question

Find the missing number.
$25:36::49:$ ......

• A. $61$
• B. $63$
• C. $65$
• D. $60$

Answer 1

The correct option is D $60$

When the numbers in the question are considered the students tend to consider 25 and 36 as squares of two consecutive natural numbers. But the answer choices does not consist of an answer suitable to the above logic. Hence, it is important that, the student keeps the answer choices in view in arriving at the logic.
$25+11=36$
Similarly, $49+11=60$.