BPSC 63rd Prelims Exam 01 Jul 2018 Solved Paper

Question : 150 of 150

Marks: +1, -0

A invested Rs.76,000 in a business. After few months, B joined him with Rs.57,000. At the end of the year, the total profit was divided between them in the ratio 2:1. After how many months did B join?

Validate

Solution:

Suppose that B joins after

x

month.
From the question,

76000 × 12: 57000 × x=2: 1

⇒ \;{76000 × 12}/{57000 × x}=\;{2}/{1}

⇒ x=\;{76000 × 12}/{57000 × 2}=\;{4 × 12}/{3 × 2}

=8

months.

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