Three years earlier Mary was 7 times as old as his daughter. Three years hence Mary’s age would be four times that of his daughter. The present age of Mary’s daughter |
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a) |
12 years |
b) |
10 years |
c) |
8 years |
d) |
9 years |
Three years earlier Mary was 7 times as old as his daughter. Three years hence Mary’s age would be four times that of his daughter. The present age of Mary’s daughter |
|||||||
a) |
12 years |
b) |
10 years |
c) |
8 years |
d) |
9 years |
Let May’s age = , daughter’s age =
then
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Þ