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Mathematics, 04.01.2020 16:31 rerik9936
The average height of 4 children is 15h - 3 centimeters. two more children with heights of 10h + 46 centimeters and 14h - 16 centimeters join the group. find the average height of 6 children if h = 9
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The average height of 4 children is 15h - 3 centimeters. two more children with heights of 10h + 46...
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