CAT 2017 Ratio, Proportion and Variation Question (Medium)

Question

Arun s present age in years is 40 of Barun s. In another few years, Arun s age will be half of Barun s. By what percentage will Barun s age increase during this period? TITA

Optima Learn · Accepted Answer

Step 1 Let Barun s present age Then Arun s present age Let after years, Arun s age becomes half of Barun s age So, Step 2 Multiply both sides by 2 Rearrange Step 3 Barun s age increase in years Percentage increase in Barun s age Final Answer Barun s age will increase by 20 during this period.

CAT 2017 Ratio, Proportion and Variation — Previous Year Question

CAT 2017

Quantitative

Ratio, Proportion and Variation

Medium

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