RRB Group D 22-Sep-2018 Shift 1 Solved Paper

Question : 22 of 100

Marks: +1, -0

Sourish is now 25 years old while his cousin is 7 years. After how many years will Sourish's age be 2.5 times that of his cousin?

Solution:

Age of Sourish is 25 years.
Age of cousin is 7 years.
Let after '

x

' years

25+x=2.5(7+x)

25+x=17.5+2.5 x

1.5 x=7.5 \⇒x=5

years

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