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Question

In a pair of fractions, fraction 'A' is twice the fraction 'B' and the product of two fractions is 225. What is the value of fraction 'A'?

A. 15

B. 125

C. 25
D. None of these

A
15
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B
125
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C
25
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D
None of these
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Solution

The correct option is C : 25

Here A and B be two fractions. So, we have

A=2B,AB=225
A×A2=225
A22=225
A2=225×2
A2=425
A=±425
A=25 [ As, A cannot be 25]


Hence, the value of fraction A is 25.


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