Solve the system equations - x-y=0 and 6x-5y=66 by combining the equations

Francisco uses 12 ounces of milk for every 18 ounces of fruit in his smoothie recipe, Nia uses 8 ounces of milk for every 12 ounces of fruit in her smoothie recipe. Who would use more milk if they each use 6 ounces of fruit?

If P = Q squared ⋅ O, express O in terms of P and Q.

Find the Unit Distance between Q (-4,6) and T (-15,-8) rounded to the nearest hundreth.

If 60% of A is 20% of B, then B is what percent of A? a. 3% b. 30% c. 200% d. 300%

The results of an independent-measures research study are reported as "t (22) = 2.12, p <.05, two tails." for this study, what t values formed the boundaries for the critical region?

Assume your faucet drips at the rate of 3 drops per minute. Further assume that 20 drops is equal to 1 ml. How many drops will it drip in one day?

A gold and copper bracelet weighs 238 grams. The volume of the bracelet is 15 cubic centimeter, and copper weighs 9 grams per cubic centimeter. How many grams of copper are mixed with the gold?

An object that weighs 150 pounds on earth weighs only 56.55 pounds on Mars. The same object weighs only 24.9 pounds on the moon. What percent of an objects earths weight is its weight on mars and the moon?

Find the slope of the line whose equation is 3x+6y=9. How do I solve this?

Eva wants to make two pieces of pottery. She needs 3/5 pound of clay for one piece and 7/10 pound of clay for the other piece. She has 3 bags of clay that weigh 4/5 pounds each.