The mean age of five children is 8 years
4 months. When Amina joins the children,
their me...
Mathematics, 05.05.2020 20:05 coltonduggan
The mean age of five children is 8 years
4 months. When Amina joins the children,
their mean age becomes 8 years 5 months.
How old is Amina?
Answers: 3
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