Question

A gun powder contains 75% nitrate 10% sulphur and the rest of it is charcoal. Find the quantity of charcoal in 8kg of gun-powder

Answer 1

1Kg 200 grams of charcoal are present there

Answer 2

heya!

here is your solution -

Percentage of nitrate = 75 %
Percentage of sulphur = 10 %
Percentage of charcoal
= 100 - (75 + 10)%
= 100 - 85 %
= 15 %

Weight of the gun powder = 8 kg or 8000 gms
Quantity of charcoal
= (15 / 100) × 8000
= 1200 or 1.2 kg

hope it helps!!