You borrow money for 4 years. The total amount you repay is $7,840, which includes $840 in simple interest. How much was the principal?

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Which is equivalent to 10/12? options: 10/18 5/6 3/12 9/11

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50