An arch in the firm of a semicircle was over a 40 inch wide doorway. Find the length of the arch.

How to multiply 6 and 4/9

In the equation, y = - 4x + 10, what are the slope (m) and y-intercept (b) ? a. m = - 4, b = - 10 b. m = - 4, b = 10 c. m = 10, b = - 4 d. m = 10, b = 4

What is the last two digits of 7 to the power of 2018. this is a past paper question

An athlete runs an equal distance 4 days a week. The other 3 days of the week, she runs a total of 16 miles. Write an equation to represent the total number of miles run in a week R and the number of x run each of the 4 days.

A snowstorm causes a bus driver to decrease the usual average rate a 180 mile route by 5 miles per hour. As a result, the bus takes three hours longer than usual to complete the route.

Use the x-values: 1, 2, 3, and 4 to write solutions of the equation y = 17x + 8 as ordered pairs. (26, 1), (27, 2), (28, 3), (29, 4) (1, 26), (2, 27), (3, 28), (4, 29) (25, 1), (42, 2), (59, 3), (76, 4) (1, 25), (2, 42), (3, 59), (4, 76)

A cafeteria manager can choose from among six side dishes for the lunch menu: applesauce, broccoli, corn, dumplings, egg rolls, or French fries. He uses a computer program to randomly select three dishes for Monday's lunch.

What adds up to 1.2 and multiplies to. 32

60*4=. tens*4=. tens=.

What is (8 - 3p) (-2) using distributive property