medium · GMAT Quant
A logistics company’s delivery fee F is calculated as F = 40 + 1.5w, where w is the weight of the package in pounds.
If a customer’s budget for the delivery fee is between $85 and $115 inclusive, what is the range of possible weights w?
- 45 ≤ w ≤ 75
- 55 ≤ w ≤ 75
- 30 ≤ w ≤ 60
- 60 ≤ w ≤ 80
- 30 ≤ w ≤ 50
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