please do slove poth pf them please

how can i delet this qusation i post it twice?

QUESTION 3 An investment of $60,000 ten years ago resulted in uniform income of $10,000 per year for the 10-year period. The rate of return on the investment was closest to: 14.2% per year 10.6% per year 16.4% per year 18.6% per year QUESTION 4 For the net cash flow and cumulative cash flows shown, the value of x is nearest: +13,000 +13,000 2 --29,000 -16,000 3 -- 25,000 -41,000 4 50,000 9000 -1000 Year Net Cash Flow, s CCES 541,000 5-16,000 $16,000 $-8,000 SALA