What is the volume of a right triangular pyramid whose base is 3 meters on each side and whose altitude is 4 meters? a. 15.6 m3 b. 4.5 m3 c. 3.9 m3 d. 5.2 m3

What is the ratio of the change in y-values to the change in x-values for this function? a) 1: 13 b) 2: 5 c) 5: 2 d) 13: 1

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%

(-y to the power of 2 - 4y- to the power of 2 -6 y +3)