Can you help me simplify this

I'm being volume of cylinder with 13 in. radius and 30 in height answer choices in pic

Question 5 spring semester final exam math evaluate

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.