Find how many quarts of 6 ​% butterfat milk and 3 ​% butterfat milk should be mixed to yield 90 quarts of ​5% butterfat milk. The mixture should contain how many quarts of the 6% butterfat milk?

Scarlet bought three pairs of sunglasses and two shirts for $81 and paula bought one pair of sunglasses and five shirts for $105 what is the cost of one pair of sunglasses and one shirt?

Thanh and her crew are building a stage in the shape of a trapezoid for an upcoming festival. the lengths of the parallel sides of the trapezoid are 14 ft and 24 ft. the height of the trapezoid is 12 ft.what is the area of the stage? enter your answer in the box. ft²

During a wright loss challenge your friend goes from 125 pounds to 100 pounds.what was the percent weight loss