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161.25  = ………………. 

A) 30 

B) 19 

C) 32 

D) 16

3 Answers

+1 vote
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Best answer

Correct option is (C) 32

\(16^{1.25}=16^{1+0.25}=16^{1+\frac14}\) \(=16^1.16^\frac14\)

\(=16\times(2^4)^\frac14=16\times2\) = 32

+2 votes
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Correct option is  C) 32

+2 votes
by (923 points)
option C is correct 
32

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