A jar contains n nickels and d dimes. There are 21 coins in the jar, and the total value of the coins is $1.55. How many nickels and how many dimes are in the jar?

95% of the students passed the math final exam. If 200 students take the final, how many students passed? Steps greatly appreciated.

A bag contains 25 marbles of the same size that are yellow, green, and purple. The probability of picking a yellow marble is 20%. The probability of picking a green marble is 50%.

SungHee empties her piggy bank and finds that that she has 200 quarters 150 dimes and 300 pennies. How much money does she have explain

How do u solve 2x+5>13

What is 0.37 as a percent.

Each exterior angle of a regular decagon has a measure of (3x + 6) ". What is the value of x? 0 х = 8 0 х = 10 0 х = 13 0 х = 18

A kindergarten teacher purchased 18 yards of ribbon. She cut the ribbon into several pieces, each 3/4 yard long. How many pieces did she get? A) 6 B) 13 C) 28 D) 24

The floor of an elevator in a building is 30 feet above ground level. It travels down to the lower level of the building, where the floor is 10 feet below ground level. What distance has the elevator's floor traveled?

Equivalent expression to 6 (5+2m)

A local restaurant offers a deal if you purchase three medium pizzas you get 2 side dishes for free if you get a total of eight side dishes how many pizzas did you buy