The average weight of some children in a group was 48.5 kg. When 6 stu – McqOptions

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1.	The average weight of some children in a group was 48.5 kg. When 6 students having average weight 50.4 kg left the group and 4 students having average weight 56.55 kg joined the group, then the average weight of the children in the group increased by 0.8 kg. The number of children, initially, in the group was
A.	32
B.	30
C.	28
D.	26
Answer» D. 26

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