RRB Group D 3-Oct-2018 Shift 3 Solved Paper

Question : 79 of 100

Marks: +1, -0

The sum of the ages of a daughter and mother is 50 years, the age of the mother will be four times that of the daughter. What is the present age of the daughter?

15 years
12 years
7 years
10 years

Validate

Solution:

Let present age of daughter is

x

years.
Then present age of mother is

4 x

years.
From question,

x+4 x=50

5 x=50 ⇒x=10

∴ Present age of daughter

=10

years

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