In a certain chemical, the ratio of zinc to copper is 3 to 16. A jar of the chemical contains 432 grams of copper. How many grams of zinc does it contain?

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

In δabc, m∠acb = 90°, cd ⊥ ab and m∠acd = 45°. find: a find cd, if bc = 3 in

Jared had 3/7 of the minutes on a family phone plan remaining for the month. the plan is shared by 2 people. if divided equally what portion of the minutes remaining on the phone plan would be avalible for each person