What is the area of the circle shown if the area of the blue sector is approximately 7.5 cm2?

A company that makes hair-care products had 8,000 people try a new shampoo. Of the 8,000 people, 48 had a mild allergic reaction. What percent of the people had a mild allergic reaction?

Find f (x) if it is known that f (x-2) = 2-x.

Which of the following values are zeros of f (x) = x³ - 8x² - 5x + 84? Select all that apply.

The number of mosquitoes at the beach has tripled every year since 1999. In 1999, there were 2,500 mosquitoes. Write a model for this situation. How many mosquitoes would you predict were at the beach in 2005?

Y=4x+7; y=10 what does x=

A set of stairs is being built as shown. What is the height of the stair? 3 triangles form stairs. Each triangle has a side length of 9 inches and hypotenuse of 15 inches. The stair is inches high.

337,016 in expanded form using exponents

18 inches is what part of yard

A quilt is 2.44 m long and 1.83 m wide what is the area of the quill in square feet

Melanie read 45 pages of a 100 page book. Her younger sister read 1/2 of a 10 page book. Who read a greater fraction of her book, Melanie or her sister show your work.