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UPSC Prelims

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CSAT 2024

Q54 2024, CSAT 2024

325 + 227 is divisible by

325 + 227 किससे भाज्य है?

Explanation Please wait..

Let us analyse the expression:

(32)⁵ + (2)²⁷ = (2)^{5
x 5} + (2)²⁷
= (2)²⁵ (1 + 22)
= 2²⁵x 5
Means, the expression is divisible by 2 and 5 both
Hence, it is divisible by 10
Correct answer is C.

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