The distance formula d rt where d distance traveled The simple interest formula I Prt where Total cost r rate t time interest P amount borrowed invested T interest rate t time C pq where T C total costs p price per unit g quantity Coin Value Name Value Value 3 A car was traveling at a rate of x miles per hour for 3 hours How far did the car travel 4 You invest x dollars at 5 percent annual rate for 2 year How much is the simple interest 5 You bought y pounds of apples at 1 75 per pound How much did you pay for the apples 6 You have x dimes and y nickels in your pocket In all how many coins were in your