Today 13 athletes were tested for steroids. Yesterday three times as many athletes were tested. How many athletes were tested in all?

Which algebraic expression represents "the class was divided into four equal groups"? 4 + w 4w 4 - w w/4

Stacy bought a skateboard at a local sporting goods store. The skateboard was on sale for 10% off the original price. The store then charges 10% sales tax. a. How does the original price compare to the final price? b.

The length of the rectangle is 10cm less than 4 times the width. If the perimeter is 1.3m, find the dimensions of the rectangle.

Sonya is 22 years younger than he mother. The average of their ages is 16

Residents of a small city voted whether to allow a developer to build shopping center. The number of voted in favor of the shopping center was 4,400.

Mary has 36 apples on her tree. and Tom has 56. If both trees grow proportionally, how many apples will Tom have when Mary has 54 apples?

Andrew is a public health nurse and has noticed that the birth rate in one small area has been declining. Predict the number of births in year 5? 720,360,180,90,?

What is the value of x in x/4=12

On the weekends, paul jogs 9/10 mile. on the weekdays, paul jogs 5/10 mile. how many more mile does paul jog on the weekends than on a weekday

A marker was placed at an altitude that is 15 feet below sea level. What interger represtens this altitude