Question

A certain amount was deposited into a bank account having an interest rate of 5%. if if the total amount after 4 years was rupees 1500 how much was the amount deposited initially? for the same initial amount how should the intrest rate increase such that the rate such increase such that the simple intrest would amount to rupees 400?
I NEED THIS ANSWER VERY URJENTLY
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Answer 1

Answer:

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