Question

A certain amount was deposited into a bank account having an interest rate of 5%.
If the total amount after 4 years was 31,500, how much was the amount deposited
initially? For the same initial amount, how should the interest rate increase such
that the simple interest would amount to 400?​

Answer 1

Answer:

sorry i dont no the answer

Step-by-step explanation:

Answer 2

Answer:

tq for free points........