You went shopping for batteries. your bill was $14.39. how many 9-volt batteries did you purchase at $2.39 each if aa batteries cost $1.61 each and you purchased 3 of them ?

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

The holiday party will cost $160 if 8 people attend. if there are 40 people who attend the party, how much will the holiday party cost

What’s 8y+48 and factor each expression completely