The following are the ages (years) of 5 people in a room:

20, 21, 20, 21, 21

A person enters the room.

The mean age of the 6 people is now 20.

What is the age of the person who entered the room?

Can you simplify (7+sqrt of 5) (3-sqrt of 5)

4.6 as a fraction in simplest form

A restaurant owner is ordering new chef uniforms. Each uniform has a jacket and pants. The jackets cost $37.99 each, plus a one-time fee of $70.00 to add the restaurant's logo. The pants cost $27.99 each. A.

A warehouse can hold 48 yards high which stacked box height would fit in the warehouse

It takes Marty 1 1/4 hours to get ready for school. If 1/5 of that time is used to shower, what fraction of an hour does it take him to shower?

1. What is a perfect square? 2. What is the square root of 4x²? 3. What is the square root of 25? 4. Factor 4x² + 20x + 25.

What is the answer to 6 (-3-4y) simplifying algebriac expressions

Solve this Question 134x23/5^3

Which expression is equivalent to 4x-10y

1/3 (22) - 1 - 1/2 (12)