Those question I have correct answer (below). I need the process(step by step or explain )!!thanks

1.Present Value Factor for Reversion of $1

Period	6%	7%	8%	9%	10%
1	.943396	.934579	.925926	.917431	.909091
2	.889996	.873439	.857339	.841680	.826446
3	.839619	.816298	.793832	.772183	.751315
4	.792094	.762895	.713503	.708425	.683013
5	.747258	.712986	.680583	.644931	.620921
6	.704961	.666643	.630170	.596267	.564474

Using only the information in the table above, what would the IRR be for an investment that cost $500 in period 0 and was sold for $750 in period 5? (C)

Between 6% and 7%

Between 7% and 8%

Between 8% and 9%

Between 9% and 10%

2.Using only the information in the table above, approximately how much would you pay today for an investment that pays $0 annual interest, but earns 8% interest over the next four years and has a face value at maturity of $13,500? (C)

$8,000

$9,000

$10,000

$11,000

3. A borrower takes out a 30-year mortgage loan for $250,000 with an interest rate of 5%. What would the monthly payment be? (C)

$694

$1,042

$1,342

$1,355

Not enough information