Business Calculations

a. $1,909.44 b. $20.31 c. $39.54 d. 2,135.16 29. The Local Sales Car Dealership plans to advertise on network television. The rate per 30-second commercial is $2,400. The 10-second commercial costs one half the cost of the 30-second commercial, and the 60-second commercial costs twice the cost of the 30-second commercial. ................
................