9. When is it not necessary to clear the TVM registers? By setting our "periods per year" register at 1 we must enter the periodic rate in the i-register. (T or F) 10. 11. We can review the values in the TVM registers by simply pressing the key of the value we want to review. (T or F) Values can be entered in the TVM registers in any order. (T or F) When entering dollar amounts in the PV, PMT, and FV registers, we should enter amounts paid as positive numbers, and amounts received as negative numbers. (T or F) 12. 13. Suppose you are entering a negative $300 in the PMT register. Keystrokes are: I-1 300 [PMT]. (T or F 14. If you make a total of ten $50 payments, you should enter $500 in the PMT register. (T or F) 15. Unit 12.3 Future value 150 years ago, your great-great-great-grandmother stuffed $55 under her mattress because she didn't trust the bank. If she would have had more faith in the bank and had deposited that money in a savings account earning 3% compounded quarterly, how much money would be in that account today? 16. Gregg Levan is 45 years old and deposits $1,000 at the end of every 6 months into an individual retirement account (IRA). If the account earns 6.45% compounded semi-annually, how much will Gregg have when he retires 22 years later? 17