The cost of bananas varies directly with the number of pounds bought. If 5 pounds cost $8.50 find the cost of 3 pounds.

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?

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

In each diagram, line p is parallel to line f, and line t intersects lines p and f. based on the diagram, what is the value of x? ( provide explanation)