We buy products for $50 and sell them for $57

In the figure dhg fhe which statement is true by cpctc

Can someone me with these two circle theorem questions asap?

Gia opened two savings accounts at two different banks. one account earns an annual 3.4% simple interest, and the other earns half as much. if she deposited $500 in each account, how much total interest will she have earned in 5 years? a. $34.00 b. $25.50 c. $51.00 d. $510.00