Question : The wrong number of the sequence 36, 81, 144, 225, 256, 441 is:
Option 1: 36
Option 2: 81
Option 3: 225
Option 4: 256
Answer (1)
18th Jan, 2024
Correct Answer: 256
Solution :
Given: Sequence is 36, 81, 144, 225, 256, 441.
These are squares of numbers 6, 9, 12, 15, 16, 21.
All numbers are divisible by 3 except 16.
So, the wrong number in the sequence is 16
2
= 256
Hence, the correct answer is 256.
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