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Question 3 a. Suppose $190 is deposited at the end of every six months into an account earning 11.1% per annum compounded monthly. If the balance in the account is to be $10,500, how many deposits are needed? b. Victoria saved $240 every six months for seven years. What nominal rate of interest compounded quarterly is earned if the savings account amounts to $4070 in seven years? (Round to two decimal places as needed.) c. A car valued at $22,100 can be purchased for 5% down and monthly payments of S490 for four years. What is the nominal rate of interest compounded annually? (Round to two decimal places as needed.)