Which of the following best describes the type of probability used in the scenario below?

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Compare the cost of the bike trips from the two companies shown.for both the cost in a linear function of the number of days which statements is true

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.