After a party there were 2 and 2/3 pepperoni pizzas and 1 and 5/6 cheese pizzas left. How much pizza was left

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%

Aweekly newspaper charges $72 for each inch in length and one column width. what is the cost of an ad that runs 2 column inches long and 2 columns wide? its not 288

Find the volume of the solid bounded by the plane z=0 and the paraboloid z=1-x^2 –y^2