There are 450 students, 20 teachers and 5 teacher's aides at Canyon Hills Middle School. What is the ratio of students to teachers and their aides?

A

9:2

B

90:1

C

1:18

D

18:1

In the first round of a local tennis tournament, there are 25 matches. Find the number of matches

Calculate the LCM of 180, 189 and 600

Which expression has the same value as sinx for all values of x?

Josephine sleeps more than 7 hours each night. define a variable and write an inequality

If AC=36 ans BC=18 find AD

Calculate the equation: cos2x cos3x=cos5x

How is breaking apart the problem 16*34 like solving four simpler problems?

A linear function has a slope of-7/9 and a y-intercept of 3. How does this function compare to the linear function that is represented by the equation y+11 = - 7/9 (x-18) ? a. It has the same slope and the same y-intercept. b.

Suppose f and g are continuous functions such that g (8) = 2 and the limit as x approaches 8 [3f (x) + f (x) g (x) ] = 30. Find f (8). Do you treat f (8) as if it is a variable and solve for it?

25 x 10 to the power of 6