1.

In a 100 m race, A can give B 10 m and C 28 m. In the same race B can give C:

Answer» A : B = 100 : 90. A : C = 100 : 72. B : C = B x A = 90 x 100 = 90 . A C 100 72 72 When B runs 90 m, C runs 72 m. When B runs 100 m, C runs 72 x 100 m = 80 m. 90 B can give C 20 m.


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