~asap offering 12 points~ johnson canniver has a repair shop. he bought a used lawn mower for $35.00 from a customer. he spent $39.17 on parts to repair the mower. he also painted and polished the mower at a cost of $36.43. he was able to sell the refurbished lawn mower for $155.00. if it took 4.5 hours to do all the work, how much did he earn per hour to the nearest cent? (hint: find the markup on the lawn mower first.) use the following equations to you find your answer cost = selling price - markup markup = selling price - cost

The earning per hour is $9.87

Step-by-step explanation:

Cost = Selling Price - Markup

Markup = Selling Price - Cost

Johnson bought a used lawn mower for  = $35

Amount spent on parts to repair the mower = $39.17

Amount spent on painting and polishing the mower = $36.43

So, total amount spent by him on the mower = dollars

Amount at which he sold the mower = $155

Profit earned = dollars

Since, the whole work took 4.5 hours

So, per hour earning is = ≈ $9.87

40 minutes

step-by-step explanation:

add the time and multiply by 2

yes

step-by-step explanation: