asked 91.9k views
1 vote
One person can do a certain job in twentyone minutes and another person can do the same job in

twenty eight minutes. How many minutes will it take them to do the job together?

asked
User Cduhn
by
8.0k points

2 Answers

4 votes

Answer: 24.5

Explanation:

Divide each of their jobs in half and then add the halves together so that would be 10 1/2 and 14 and then equals 24 1/2

3 votes

Answer:

49 minutes

Explanation:

answered
User Satish Singh
by
8.3k points
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