One pipe fills a tank in 1 hour while another pipe can fill the same tank in 2 hours. How long will it take to fill the tank if both pipes are used?

Sam can ride his bike 4.5 kilometers in 9 minutes, and amanda can ride her bike 3.6 kilometers in 6 minutes. which rider might go farther in 1 minute

In the expression 18 is 20% of 90, 18 is the

How do you use equations to solve problems about area of Rectangles, Paralellograms, trapezoids and triangles

A dice numbered 1to 5and 1 coin tossed. draw a diagram to represent the possible outcomes

A game developer for ShapeExplosion is really interested in how music affects peoples ability to complete the game. He wanted some to listen to soft music, others to listen to hard rock and others none at all.

A freezer was sold during a clearance sale for $387.50. If the freezer was sold at a discount of 16 and two thirds % , what was the list price?

Whats 40a-8 factorize

Nathan does push ups for the same amount everyday. He does 9 minutes of push ups for 3 days. How many minutes of push ups does Nathan do in 7 days?

Is Markiplier the best man?

What is 17/20 written as a decimal