Ms. katz paid $50 for a used bicycle and then sold it to her neighbor for $60. she decided to but it back, but she had to pay $70 fo rit. if she sold it again for $80, how much money did she make or lose overall? show your solution in eough detail so a teammate could easily understand how you found your answer.

She made the profit of $ 20

Step-by-step explanation:

Given,

The original cost price of the bicycle = $ 50,

After selling it to $ 60,

Profit = selling price - cost price = 60 - 50 = $ 10,

Again after purchasing it for $ 70 and selling it to $ 80,

Profit = 80 - 70 = $ 10

Hence, the total profit = 10 + 10 = $ 20

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step-by-step explanation: