Math, asked by nidhi1633, 4 months ago

A sum invested at compound interest becomes₹800 in 3 years and₹840 in years. What is the rate of interest per annum?

Answers

Answered by wonderfulbishnu

1

Step-by-step explanation:

Rate is 5 percent

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Answered by dhurveriddhi7

1

Step-by-step explanation:

simple interest for one year = 840 - 800 = 40%

rate of interest = 40×100/800×1 = 5%

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