David's mom is four times David's age plus 12. If y represents David's age, which expression represents the age of David's mom?

A. 12y - 4

B. 12y + 4

C. 4y - 12

D. 4y + 12

If the measure of a tangent-chord angle is 54 degrees, then what is the measure of the intercepted arc inside the angle?

Sarah had 1/2 gallon of ice cream and wants to divide it into one cup servings to share with her class. A cup is one-sixteenth of a gallon. How many servings dishes will she need?

According to Cavalieri's Principle, if the cross-sectional area of two prisms is the same for every height above the base, then the volumes will be the same. Which shape represents the cross-sectional view of these prisms?

Explain and show how to find the square root of 50 to the nearest tenth

A photograph is 10 centimeters by 20 centimeters. A frame shop charges $0.82 per centimeter for a silver frame. How much would it cost to buy a silver frame for the photograph?

The right rectangular prism is packed with unit cubes of the appropriate unit fraction edge lengths. Find the volume of the right rectangular prism in centimeters. (Figure not to scale)

In a group of 45 children there are four times as boys as girls. how many girls are there?

Why is 5x4 greater than 5x1/4

What is the muLtiplication equal - 5x-6=

The time it takes you to get to campus varies inversely as your driving rate. averaging 20 miles per hour in terrible traffic, it takes you 1.25 hrs to get to campus. how long would the trip take averaging 55 miles per hour?