Mr. Williams' physical education class lasts 7/8 hour. How many minutes are not spent on instructions. playing game:1/2, instructions: 1/5, warm up and cool down:3/10

Write an equation for the sentence Sam has some money. If he spends $15, he will have 2/5 of what he had left

Which surface represents a plane in hyperbolic geometry?

Sean says that to add a number to - 100 and still have-100 is to add. Zero. Candace says that she can add two numbers to - 100 and still have - 100. Who is correct and why?

In 2016, a town had a population of 80,000 people. The growth rate per year is 4%. Write an equation for the situation. (Be sure it still has the variable in it.)

The formula for the surface area S of a cylinder is S=2πr-2πrh. Solve the formula for height h.

Bag a contains 7x counters bag b contains 2x counters Five counters are taken from bag a and put in bag b

Angela and Doreen each want to buy the same comb. Angela still needs 58 cents to buy a comb and Doreen still needs 6 cents. If they want to combine their money, they still do not have enough. What is the most the comb could cost?

The rate for one unit of a given quality is called a (n)

Her coins have a total value of $9.50. She has a total of 50 coins. Write systems of equations can be used to find the number of dimes, 푑푑, and the number of quarters, 푞푞, Alexis has. Solve the system and explain what the solution mean.

33/50 in decimal form