RRB Group D 8-Dec-2013 Shift 1 Solved Paper

Question : 31 of 100

Marks: +1, -0

The product of two positive numbers is 2500. If one is four times the other, then the sum of two numbers is

Solution:

Let the first number be x
Second number

=4 x

According to the question:

(x) ×(4 x)=2500

⇒ 4 x^{2}=2500

⇒ x^{2}=625

⇒ x=25

First number

=x=25

Second number

=100

Sum of two numbers

=100+25

=125

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