Suppose that 11 inches of wire costs 44 cents. At the same rate, how much (in cents) will 8 inches of wire costs?

A bag contains white marbles and red marbles, 20 in total. The number of white marbles is 4 less than 2 times the number of red marbles. How many white marbles are there?

Solve the equation 8 (4-x) = 7x + 2

Two polygons that are exactly the same size and shape can always be described as being? A. convex polygons B. irregular polygons C. regular polygons D. none of the above

Find the probability of a least one birthday match among a group of 44 people.

A right triangle has legs that are 18 centimeters and 27 centimeters long. What is the length of the hypotenuse? Enter your answer as a decimal in the box. Round your answer to the nearest hundredth.

1. The height of a cylindrical tank is 9.5 feet. The diameter of this tank 1.5 feet longer than the height. The tank was holding water at full capacity, but someone consumed one-seventh of the water.

The smith family went out to dinner. Their bill came to $67.80. If they left a 15% tip and used a $100 gift card to pay for the bill, including the tip, what is the remaining balance on the card?

A cookie recipe calls for 3 eggs for every 2 dozen cookies. How many eggs will be needed for 60 dozen cookies? How many cookies can be made with 12 eggs

A factory produced 150 tons of steel in one year. The next year, the output increased to 180 tons. What is the percentage increase in the output?

If y varies directlt with x, and y=12 when x=15, what is the value of x when y=16