You need to mix 42 kilograms of mortar. Each kilogram of mortar mix requires 0.03 liters of water. How many liters of water do you need?

When do we flip an inequality?

On Sasha's desk there are c green notebooks. The number of red notebooks on her desk is 6 less than number of green notebooks. How many notebooks are there on Sasha's desk if all of them are either green or red?

What is the product? (2x - 1) (x + 4) 2x2 - 4 2x2 + 4 2x2 + 7x - 4 2x2 - 7x - 4

Witch algebraic expression has a term with a coefficient of 3

Ruila works at McDonald's, and worked 20 hours last week. Her gross income was $280. What is her hourly wage?

What is the next term of the arithmetic sequence? 8,5,2,-1,-4,?

Identify the pattern and find the next number in the pattern. 0.8, 3.2 12.851.2

Factor completely 2x² - 12 + 10

On a recent day one US dollar was worth 1.09 euros. If you were to exchange 157 euros on that day how many US dollars would you have received? -$111.09 -$144.04 -$155.91 -$171.13

If the volume for 3-D pyramid A is 200 cm3 and the volume for 3-D pyramid B is 800 cm3, how many times bigger is the volume of pyramid B than pyramid A? is it 4 or 0.004