Question

Chalk contains calcium,carbon and sand in the ratio 12:3:10.Find the percentage of carbon in the chalk ​

Answer 1

Answer:

3/12+3+10*100%

3/25*100%

3*4%

12%

Answer 2

Answer:

Hey mate! here is your answer

Amount of calcium = 12

Carbon = 3

and sand = 20

Total = 35

Therefore, percentage of carbon = 3/25 × 100 = 3×4 = 12%

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