# math

chalk contains 3% of carbon,10%of calcium & 12%of oxygen.find the amount in grams of each of these substancein 1kg of chalk.

1. 👍 0
2. 👎 0
3. 👁 62
1. Carbon = .03*1000 = ?

Calcium = .1*1000 = ?

Oxygen = ?

1. 👍 0
2. 👎 0
posted by PsyDAG

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