RATIOS - 1

Given the ratios U:V = 9: 8 and V:W = 24:7 Find the ratio U:W.

solution

U = U x V

W   V   W

U =   9 x 24³

W   ₁ 8    7

U =   9 x 3

W     2 x 7

U =   27

W     14

Hence U:W = 27:14

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Given the ratios D:E = 5:7 and E:F = 28:15;  Find the ratio D:F.