A sum invested in a fixed interest bank deposit account increased in value by 40% over 5 years.

Question 6A sum invested in a fixed interest bank deposit account increased in value by 40% over 5 years.Question 6Which of the following is closest to the fixed rate of interest over that period, assuming that each year the interest was reinvested in the deposit account?5%6%7%8%

A sum invested at 5% simple interest p.a. grows to Rs.504 in 4yrs. The same amount at 10% simple interest p.a. in 21/2 yrs will grow to:

The interest on a certain deposit at 4.5% p.a. is Rs.202.50 in one year. How much will the additional interest in one year be on the same deposit at 5% p.a.?

Samuel invested $28,000 in an account paying an interest rate of 5% compounded continuously. Assuming no deposits or withdrawals are made, how much money, to the nearest dollar, would be in the account after 5 years?

Paula has a client who wants to invest into an account that earns 4% interest, compounded annually. The client opens the account with an initial deposit of $4,000, and deposits an additional $4,000 into the account each year thereafter.Assuming no withdrawals or other deposits are made and that the interest rate is fixed, the balance of the account (rounded to the nearest dollar) after the eighth deposit is __________.a.)$188,247b.)$102,713c.)$36,857d.)$40,969