Question

The ratio of weights of tin and zinc in an alloy is 2:5. How much zinc is there 31.5 g of alloy? ​

Answer 1

Answer:

Weight of alloy=31.5kg

7 parts=31.5g

1 part=31.5g/7=4.5g

Wt of tin=4.5g×2=9g

Wt of zinc=4.5g×5=22.5g

Step-by-step explanation:

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