SSC CHSL 10 Aug 2021 Shift 1 Paper

Section: Quantitative Aptitude

Question : 57 of 100

Marks: +1, -0

Nalini's younger brother is

12 {yr}

old. If the ratio of the age of Nalini to that of her brother is

7: 6

, then what will be ratio in their ages

6 {yr}

hence?

Solution:

Given, Nalini's younger brother's age

=12

yr.
Ratio between Nalini and her brother

=7: 6

∴

Nalini's age

=\;{12}/{6} × 7=14 {yr}

∴

Ratio of their age

6 {yr}

hence

=\;{14+6}/{12+6}=\;{20}/{18}=10: 9

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