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Mathematics, 09.03.2021 05:10 ronniethefun

1. Miriam is starting a lawn mowing business. She bought a mower for $450 and will spend about $1.20 per hour on gasoline. How many hours will it take for the average cost per hour

for Miriam to do business to be less than $50. If x represents the number of hours she

mows, which inequality shows the average cost per hour for Miriam to do business and what

is the solution? (A. REI.2, A. CED.1)

a. 450 + 1.20x < 50; she can never have an average less than $50

b. 450 + 1.20x < 50; 14 hours

c. 450 + 1.20x < 50; 10 hours

d. 450 – 1.20x < 50; 9 hours

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