Practice: Cost of renting a car
Algebra
Level
1
The cost of renting a car is $25 for the first day, and $20 for each subsequent day. Calvin is going on vacation and wants to rent a car for a week. How much would it cost him?
The answer is 145.
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1 solution
For the first day, it will cost him $25. For each of the subsequent 6 days, it will cost him $20. Hence, it will cost him $ 2 5 + 6 × $ 2 0 = $ 1 4 5 .