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           ben earns $9 per hour and $6 for each delivery he makes. he wants to earn more than $155 in an 8 hours workday.what is the least number of deliveries he must make to reach his goal?

Guest Apr 6, 2017
 #1
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+2

 

Here's the equation we need to solve

 

Regular Wage + Deliveries > 155

 

8(9)   +  6D  > 155

 

72 + 6D > 155      subtract 72 from both sides

 

6D >  83    divide both sides by 6

 

D > 13.83

 

So.....he needs to make at least 14 deliveries to meet his goal 

 

 

cool cool cool

CPhill  Apr 6, 2017

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