Q.

What is the mean proportional between the number 0.32 and 0.02?
 


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a

0.08

b

0.04

c

0.06

d

0.64

answer is A.

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Detailed Solution

The mean proportional is the square of the product of two numbers. It is given by,
= 0.32×0.02 = 0.0064 =0.08  
Hence, the correct option is 1.
 
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