Gunpowder contains 75 %nitre, 15%charcoal and the rest is Sulphur. Find the total weight of charcoal and Sulphur in 3kg of gunpowder.
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Answered by
1
Answer:
3kg x75/100=9/4
3kg x15/100=9/20
9/4+9/20=9+36/4
=45/4
Answered by
2
Answer:
total gunpowder is 3000mg
15 percent of it is charcoal
it means
15/100× 3000
ans.is 450 mg of charcoal
similarly
abt the sulphur it is is also 15%
hence it is also 450mg in 3kg
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