A sample of 50 litter of glycerin is found to be adulterated to the extent of 28%. How much pure glycerin (in liters) should be added to it so as to bring down the percentage of impurity to 10%.
Answer & explanation
Correct answer: option 2
A sample of 50 litter of glycerin is found to be adulterated to the extent of 28%. How much pure glycerin (in liters) should be added to it so as to bring down the percentage of impurity to 10%.
Correct answer: option 2