A CD has a diameter of 12 cm. The hole in the middle of the CD has a diameter of 1.5 cm. Find the area of the CD to the nearest tenth. Use 3.14 for π.

A. 111.3 cm2

b. 113.0 cm2

c. 349.4 cm2

d. 445.1 cm2

Evaluate the following expression for x = 2 and y = 5. Simplify. x^2y - xy^2 + 3y

How do you write 8/10 as a percent

What is the value of the following numbers 5*3

Which expression equals 6 when a = 5 and b = 1/3? Circle all that apply. A) 9b^2 + 3a - 10 B) a^2 - 20 - 3b C) 3 (a - 2) - a + a 6b D) 9b + ab

A guitar originally costs $600, but it is on sale for 45% off. If a customer buying the guitar has a coupon for $30.00 off of any purchase, what will her final price be on the guitar?

Brass costs $0.90 per pound, copper costs $2.15 per pound, and aluminium costs $0.75 per pound. Which medal would you recommend be for, for use as a heat sink in the tablet?

You earn $72 for every 8 hours you spend shoveling snow. You earn $60 for every 5 hours you spend babysitting. For every 3 hours you spend babysitting, you spend 2 hours shoveling snow. You babysit for 15 hours in January.

Beth can run 3 miles in 25.8 minutes. How long does it take her to run1 one mile you

Kelly has a ribbon that is 60 inches long she cuts at 40% of ribbon for an art project while working on the project she decided she only needs 35% of the pieces she cut off how much of the ribbon does Kelly end up using in a project

Which expression is equivalent to x (y+z) ? a) xyz b) x+y+z c) xy+z d) xy+xz