What is the area of a semicircle when the diameter is 18 inches?

Three consecutive numbers add up to 426. What are the numbers?

A rectangle has a length of 1313 feet less than 33 times its width. if the area of the rectangle is 28382838 square feet, find the length of the rectangle.

What is 3 1/4 plus 1 7/8?

City A's population of 1115000 is decreasing at a rate of 15000 per year. City B's population of 698000 is increasing at a rate of 45000 per year.

The product of 12 and a number

Is 27/51 a proper fraction

Describe a possible real world context or situation that can be represented by the expression 14x+3y+250. identify the variables, variable terms, constant terms, and coefficients, as well as what they represent in the context you describe.

Suppose that a company has just purchased a new computer for $2800. The company chooses to depreciate using the straight-line method for 7 years.

Find the product. y^5·y^3

Jessica has several red, white, and black marbles in her pocket. If she draws a marble out of her pocket without looking, the probability of drawing a red marble is 2 5 , the probability of drawing a white marble is 1 10 , and the probability of