Which of the following is equivalent to (4 x 10^-7) + (5 x 10^-7)

A. 9 x 20^-14

B. 90^-7

C. 9 x 10^-7

D. 9 x 20^-7

Workers are grouped by their areas of expertise and are placed on at least one team. 20 are on the marketing team, 30 are on the Sales team, and 40 are on the Vision team.

Emil bought a camera for $268.26, including tax. He made a down payment of $12.00 and paid the balance in 6 equal monthly payments. What was Emil's monthly payment for this camera?

5 (2 + 3) + 25 + 8 + 4

Wanchen has been hired to make snacks for a party. She has $54.00 to spend on ingredients. The ingredients for a vegetable plate cost $6.00, and the ingredients for a fruit plate cost $9.00.

draw and label a parallelogram with a base twice as long as the height and area less than 60 square inches find the area.

When planning a party you want to know whom to invite. Among the people you would like to invite are three touchy friends.

1. Describe how to find the volume of a rectangular prism.

Jamie and Owen joined a monthly walking challenge at their youth center. Jamie has already walked 120 minutes and plans to walk 20 minutes per day. Owen plans to walk 30 minutes per day.

What is a factor of the polynomial 2x^2-3x-5?

Find the sum of the interior angles and the number of diagonals of a regular polygon whose central angle is 6