Answer:
no, the calculator is not broken
Step-by-step explanation:
Answer:
Profit = 935
Step-by-step explanation:
Purchase price: 500×1.28=640
Selling price: 500×3.15=1575
Profit: selling price - purchase price = profit
1575 - 640 = 935
Profit = 935
I assume #3 is 19 because the slope of the line is still the same.
Hope this is right and it helps! I'm not very sure though.