Question

in an alloy weight 68.5 kg , the metal zinc , iron and copper are in the ratio 2:3:5. find the weight of each metal in the alloy​

Answer 1

$\frac{2}{10} \times 68.5 = 13.7$

that is the weight of zinc

$\frac{3}{10} \times 68.5 = 20.55$

that is the weight of iron

$\frac{5}{10} \times 68.5 = 34.25$

that is the weight of copper

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