The number of students in a chess club decreased from 23 to 17. What is the percent decrease? Round your answer to the nearest percent.

What is the probability of getting exactly 2 green, 2 yellow and 2 red when picking 6 m& ms?

What expression is equivalent to 4 + [4X (5-2) ] divided by 2

Is 17:11 equivalent to 11:17

Ten times a number increased by four is no more than twenty five

A bolt has 16-1/2 turns per inch. How many bolts would be in 2-1/2 inches? a 32-1/2 b 41-1/4 c 18-1/4 d 32

Mrs. Henson's rectangular afghan is 2 feet longer than it is wide. If the afghan has an area of 24 square feet, what is its width? (Remember, the area of a rectangle is its length times its width.)

Porphyrin is a pigment in blood protoplasm and other body fluids that is significant in body energy and storage. Let x be a random variable that represents the number of milligrams of porphyrin per deciliter of blood.

In the aftermath of a car accident, it is concluded that one driver slowed to a halt in 20 seconds while skidding 1775 feet. If the speed limit was 60 miles per hour, can it be proved that the driver had been speeding?

Hannah is having a party and is inviting both girls and boys. The number of boys is 2 less than 3 times the number of girls. What can be the greatest number of boys invited if there are only 14 kids invited to the party?

Matt has two fish tanks. The total volume of his two fish tanks is equal to the volume of Kelsey's one fish tank that you calculated above. The first of Matt's fish tanks has a length of 4 feet, a width of 1 foot, and a height of 2 feet.