The expression 3 x n can be written without the multication sign 3n.

An art design is to contain two solid silver boxes shaped as cubes. One of boxes should have sides of 11 inches and the other sides of 9 inches. Find the volume of silver required in this design.

Anna is three times as old as Diane. If the sum of their ages is 44, how old is Anne? (Use d as the variable)

Light travels about 180 million kilometers in 10 minutes. How far does it travel in 1 minute? How far does it travel in 1 second?

6:5 in simplest form

A student has two test scores. The difference between the scores is 6 and the mean, or average, of the scores is 79. What are the two test scores?

Is 3 a factor of 16c-8d?

The square root of 59

Whats the rule of adding integers with the same sign

How do I turn - 6.3 into a fraction?

Lawrence's father gave him 200 baseball cards. Each week, Lawrence purchase 25 baseball cards to add to his collection.