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Mathematics, 13.01.2020 20:31 zetrenne73
In a group of children, the average (arithmetic mean) weight of the boys is 60 pounds, and the average weight of the girls is 48 pounds. if the average weight of all of the children in the group is 50 pounds, what is the ratio of the number of boys to the number of girls?
a.1/12
b. 1/6
c. 1/5
d. 1/4
e. 1/3
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In a group of children, the average (arithmetic mean) weight of the boys is 60 pounds, and the avera...
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