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in Commercial Mathematics by (49.9k points)
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Bachhu Manjhi earns Rs. 24000 in 8 months. At this rate,

(a) how much does he earn in one year?

(b) in how many months does he earn Rs. 42000?

1 Answer

+1 vote
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Best answer

In 8 months, money earned by Bachhu Manjhi = Rs. 24000

In 1 month, money earned by him

= Rs. 24000/8 = Rs. 3000

(a) In 1 year, he earns = Rs. (12 × 3000) = Rs. 36000

(b) Number of months for earning Rs. 3000 = 1

Number of months for earning Rs. 4200

= 42000/3000

= 14

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