Please help asap! It is two questions. Thank you! 1. Larissa needs to get a loan to pay for a new roof. The total cost of the roof is $8,450. The loan has a simple interest rate of 4.5%. How much will she save in interest if she pays off the loan in four years instead of five? (this question isn't multiple choice)

2. Sandra and Julie invest $2,000 each for 2 years. Sandra invests her money at 5% simple interest and Julie invests at 5% compounded annually. What will be the difference in the amounts earned in interest after 2 years?

A. Julie earned $5 more than Sandra.

B. Sandra earned $15 more than Julie

C. Julie earned $20.50 more than Sandra.

D. Sandra and Julie earned equal amounts.