An alloy of tin is 14% tin and weighs 22 pounds. a second alloy is 9% tin. how much of the second alloy must be added to the first alloy to get a 12% mixture. 7.33 7.7 11 14.67

A80-foot piece of siding is cut into three pieces so that the second piece is four times four times as long as the first piece and the third piece is five times as long as the first piece. if x represents the length of the first piece, find the lengths of all three pieces.

Ana drinks chocolate milk out of glasses that each holdof a liter. she has of a liter of chocolate milk in her refrigerator. 10 how many glasses of chocolate milk can she pour?

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a