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Joe manages a local drug store. His base salary is $300 per week plus 1.8% of the weekly sales at the store. What must the weekly sales be in order for him to make $570 per week?

Respuesta :

mreijepatmat
Let x be the total weekly sales.

His salary is $300/week + 1.8% (x), if he wants to earn $570, then:

300 + 1.8%(x) = 570
1.8%(x) = 270
0.018 (x) = 270

and x = 270/0.018 = $15,000

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