Q:

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

Accepted Solution

A:
Answer:The shop originally spent $56Step-by-step explanation:Suppose, the shop spent  dollars originally.Given that, the total cost is 150% of what the shop spent originally. So, the total cost will be:   dollars.The shop sells you a bicycle for $63 and a helmet for $21. So, the total cost Thus, the equation will be.........So, the shop spent $56 originally.