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Chapter 2: Q.351 (page 185)

Ryan charges his neighbors \(17.50 to wash their car. How many cars must he wash next summer if his goal is to earn at least \)1,500?

Short Answer

Expert verified

The number of cars Ryan must wash to earn1500 are about86.

Step by step solution

01

Given information

The cost of per wash is$17.50and Ryan want to earn$1500.

02

Suppose the total number of cars

Let the total number of cars be x.

The total amount $17.50times xat lest greater than equal to 1500:

17.50x鈮�1500x鈮�85.7

Round of the number to its nearest integer:

x鈮�86

Therefore, for Ryan need to wash at least 86 cars to earn$1500.

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