Problems based on Numbers Test 1

Question : 22 of 40

Marks: +1, -0

In a pair of fractions, fraction A is twice the fraction B and the product of two fractions is

2/ 25

. The fraction A is:

Solution:

Let the fraction B and A be x and 2x; then

x×2x=2/25

⇒x^2=1/25

∴x=1/5

Hence, fraction A

= 2x = 2/5

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