Kurt washed a car within one hour while Carl took 40 minutes to do the job. One time, a client was in a hurry so they had to work together. How long did it take them to wash the car?
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Kurt washed a car within one hour while Carl took 40 minutes to do the job. One time, a client was in a hurry so they had to work together. How long did it take them to wash the car?
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Answer:
the answer is 50 minutes.
Step-by-step explanation:
Convert the hour into minutes to have the same unit.
Perform the INVERSE PROPORTIONAL.
Inverse proportion occurs when one value increases and the other decreases. For example, more workers on a job would reduce the time to complete the task. They are inversely proportional.