1.

The number of boys in a class is 30 and the number of girls is x. The mean of the number of boys and girls is 35. If the number of girls is increased by 10 , what will be the new Mean?

Answer»

The number of boys in a class is 30 and the number of girls is x. The mean of the number of boys and girls is 35.
If the number of girls is increased by 10 , what will be the new Mean?




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