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| 1. |
If the ratio of boys to girls in a class is x and the ratio of girls to boys is y then x+y |
| Answer» LET the NUMBER of boys be KX and the number of GIRLS be ky. Given,k(x+y) = 4kx=> x + y = 4x=> y = 3xThe number of girls is kx, for any NATURAL number k.So in terms of x, the number of girls is kx, and in terms of y, the number of girls is ky/3. | |