How do I write using rational exponets?

The cost of camp, c, is going to increase by 8% next summer. write an expression that represents rhe expected cost for next summers camp.

Me because some of question i don’t understand

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.