Parker bought a 15-year treasury bond for a face amount of $400. the 3.5% interest will be compounded quarterly. what will the future value of patrick’s investment be when he goes to cash it in on the maturity date 15 years from now? a. $674.64 b. $3,151.24 c. $414.18 d. $670.14

The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?