A salesman is paid a salary of $2500 per month and a commission of 10% on all sales above $7000. Calculate his gross salary if his sales for a particular month is $16500

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?

Solve the inequaliy: (x^2+2)(x−2)^2(6−2x)> 0