In four years time a mother will be three times as as old as her son. Four years ago she was five times as old as her son. Find their present ages

Identify the equivalent expression for Square root of x + 3

Which equation is equivalent to (4^5/4 •4^1/4/4^1/2) ^1/2

A set of pencils sells for $1.75 and costs $0.40 to make. Twenty percent of the profit (the difference between the purchase price and the amount it costs to make) from each set of pencils goes to the school. If 500 sets are sold.

The skull length of a crocodile is proportional to its body length. In one species, a 6-foot crocodile has a 3-foot skull. Estimate the length of a crocodile of that species that has a 3.5-foot skull.

Write a problem about a trip that can be solved by estimating fractions

What is the slope of the line represented by the equation 4x+8y=4

A recipe calls for 1/3 cups of flour to make one batch of cookies. How much flour will you need to make 8 batches?

At a storage company, items are stored in containers that have a base of 4 1 5 yds by 1 1 3 yds. If there is a 3 * 3 array of these containers with no space between them, what is the area covered by the containers?

Th99 divided by a number (n) is 44

Nathan recently bought a paint sprayer for his painting business. Over the last six days, he has used 264 gallons of paint to cover 87,648 square feet of wall space.