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23-03-2020
Mathematics

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Brad earns $12 per hour and $7 for each delivery he makes. He wants to earn more than $205 in a 8-hour workday. What is the least number of deliveries he must make to reach his goal?

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Llamaland9 Llamaland9

23-03-2020

Answer:

16

Step-by-step explanation:

Earnings = 12h + 7d

(h is hours and d is deliveries)

205 [tex]\geq[/tex] 12(8) + 7d

205 [tex]\geq[/tex] 96 + 7d

109 [tex]\geq[/tex] 7d

15.57 [tex]\geq[/tex] d

round up ⇒ 16

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