Really having problems with these 3! Can anyone please help! I would greatly appreciate great in depth detail on how to solve these for future problems coming my way

Question 10 Sasha owns two investments, A and B, that have a combined total value of 53, 300 dolars Investment A ls exogcted to pay 29,500 dollars in 5 year(s) from today and has an expected return of 15.1 percent per year Investment B is expected to pay 51,939 in 2 years from today and has an expected return of R per year What is R,the expected annual return for investment ? Answer as an annual rate in decmalformat so that 12.34% would be entered as 1234 and 098% would be entered as .0098 that have a combined total value of 53,300 doliars. Invesiment A exogctedto 1 point Number Help Number Help Number Help Number Question 11 2 year(s) ago. Mack invested 5,150 dollars In 2 yearts) from today, he expects to have 8,680 dolars. If Mack expecto to earn the same annual return after 2 year from today as the annual rate implied from the past and expected values given in the problem, then how much does Mack expect to have in 5 years from today? 1 point Number Help Number Help Number Help Number Question 12 1 point Number Help Number Help Number Help Sasha owns two investments, A and B, that have a combined total value of 53,700 dollars. Investment A is expected to pay 22,800 dollars in 5 year(s) from today and has an expected return of 3.16 percent per year. Investment B is expected to pay 71,257 dollars in T years from today and has an expected return of 7 34 percent per year. What is T he number of years from today that investment B is expected to pay 71,257 dolars? Round your answer to 2 decimal places (for example, 2.89, 14.70, or 6.00) Number