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The mean of Greg’s journey times to work on 3 days was 28 minutes. If it took him 27 minutes and 25 minutes on two of the days, how long did it take him on the third day?
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The mean of Greg’s journey times to work on 3 days was 28 minutes.

If it took him 27 minutes and 25 minutes on two of the days, how long did it take him on the third day?

User John Grant
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2 Answers

5 votes

28x3=84

84-27-25=32

That is my solution.

User Hugo Zapata
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6 votes
the mean is found by adding the time it takes Greg each day and then diving by the number of days: 27+25+32=84.
84/3=28 min
it takes Greg 32 min on the third day
User Giuseppe Bertone
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6.2k points
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