No one was able to answer this question.so can some body plaese help me!

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

Solve the inequaliy: (x^2+2)(x−2)^2(6−2x)> 0

Need solving this 2nd limit problem.