If a car is traveling 66 ft/sec, what is its speed in miles per hour? O A. 35 mph
O B. 45 mph
O C. 55 mph
O D. 75 mph

Multiply 9 and 67. then multiply 3 with 67. lastly the answer that you got for 9x67 is to be subtracted by the answer you got for 3x67

So don't take my word i'm not exactly a mathematical person but i would assume a. because while selling the soap every month you increase in sells so you would by 11 percent. the you would get the factor 0.89 which if i had to guess would be the monthly profit over 11 probably wrong tho