The combined perimeter of the rectangle and triangle is 63 inches. The model shows the dimensions of the rectangle. What is the perimeter in inches of the triangle

240 seventh graders and two-thirds of the students participate in after-school activities how many students participate in after-school activities

The water aquarium shark tank is always greater than 25 feet of the water level decreased by 6 feet during cleaning what was the water level before the cleaners took out any water

Suppose that prices of a gallon of milk at various stores in one town have a mean of $3.71 with a standard deviation of $0.10. using chebyshev's theorem, what is the minimum percentage of stores that sell a gallon of milk for between $3.41 and $4.01? round your answer to one decimal place.