Anyone know how to solve?

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

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.