18
20 men, 10 women and 10 children are in a competition.
The mean score for the women is 15....
Mathematics, 13.07.2021 15:20 breannaasmith1122
18
20 men, 10 women and 10 children are in a competition.
The mean score for the women is 15.6.
The mean score for the children is 9.2.
Kevin says that the mean score for all 40 people is 11.2.
Work out the mean score for the men.
Answers: 1
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