Nicholas Last Savod: 8:29 AM Roberta has a jar filled with nickels, dimes, and quarters. The expression 0.05x + 0.10y +0.25z gives the total value of the coins. What does the variable z represent? the number of dimes the number of quarters the value of the nickels the value of the quarters yall help me fast plzzz​

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in