SOLUTION: How much sand must be added to 250 lb of a cement mixture that is 22% to have a mixture that is 25% sand?

SOLUTION: How much sand must be added to 250 lb of a cement mixture that is 22% to have a mixture that is 25% sand?

Algebra.Com

Question 1196377: How much sand must be added to 250 lb of a cement mixture that is 22% to have a mixture that is 25% sand?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
How much sand to add, x;

.
.
!
RELATED QUESTIONS
How much sand must be added to 250 kg of a cement mixture that is 22% sand to have a... (answered by josmiceli)

You currently have 325 lb of a cement mixture containing 18.0% sand by mass. How much... (answered by mananth)

2. A mixture contains 6 kg sand and 4 kg of cement. How much cement must be added to kema (answered by harpazo)

Fifty kilograms of a cement-sand mixture is 40% sand. How many kilograms of sand must be... (answered by KnightOwlTutor)

A man has a 50 kilograms mixture that is one-third cement and two-thirds sand. How much... (answered by ptaylor)

A mixture contains 6kg sand and 4kg of cement.how much be added to make a mixture that is (answered by josgarithmetic)

a 20-lb bag of cement contains 25% cement and 75% sand. How much pure cement must be... (answered by josgarithmetic)

The density and strength of concrete are determined by the ratio of cement and aggregate (answered by josgarithmetic)

a 50 pound bag of a cement-sand mixture is 40% sand. How many pounds of pure 100% sand... (answered by josgarithmetic)