Merrill borrowed @amount at @rate simple interest for @year. If he makes no other payments, how much interest will he owe at the end of the @year?150.00250.00cash0.100.20percent13yearamount*rate*yearcash5000.05If Henry had @numQuarters quarters and @numNickels nickels in a jar how much money does he have?3050number3050numbernumQuarters*0.25+numNickels*0.05cash5000.05Debra works in a shoe store and is paid a @rate commission on her sales. In January her sales total was @amount. How much did Debra earn in commission for January?0.150.40percent30005000cashamount*ratecash5000.05A sweater originally cost @amount. Last week, Alma bought it at @rate off. How much was deducted from the original price?0.150.40percent3050cashamount*ratecash5000.05Chris needs @cash for a class trip. He has @wallet. He can earn @wage an hour mowing lawns. How many hours must Chris work to have the money he needs?37cash2030cash4075cash(cash-wallet)/wagehour5000.05