In a class of 40 students, all play at least one sport. if 21 students play basketball, 18 play soccer, 15 play volleyball, and 6 students play exactly two sports, then how many play all three sports?

in the newspaper, mr. shields read that the poplulation of jefferson County was decreasing at a rate of 20% every year. is this exponential or linear function? why? or why not?

The combined angle measure is 150 degrees s is what

The Gilman family joins a fitness center. They pay $35 per month. By the 12th month, how much money will the Gilman family have spent? What is the possible rule?

If the perimeter of a rectangular house is 25 1/3 yards, and the length is 22 feet. what is the width

Change 45% to a decimal, then a fraction. 4.5, 4/5 0.45, 4/5 0.45, 9/20 4.5, 9/20

Mr. Li records the measures of the lengths of his students' handprints. The lengths, in centimeters, are shown in the table. A 7-column table with 3 rows. The first row contains entries 14.0, 11.5, 12.1, 16.2, 13.5, 14.3, 16.8.

How can you tell if an equation is linear or non linear?

Mason used a 30% coupon to buy a new computer. After the discount, the cost of the computer was $728. Determine the original price of the computer. Show your work.

Flipping a coin twice what are the possible outcomes

In his first 64 games, Rashad hit 48 homeruns. If he continues at that rate, how many homeruns will Rashad hit in his next 272 games?