Mrs. silva orders 5 pizzas for every 20 students working on the campus clean-up. how many pizzas should she order if 36 students participate? how many pizzas should she order if 48 students participate?

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Mrs. avila is buying a wallpaper border to go on all of her kitchen walls. she wants to buy 5 extra feet of wallpaper border than she needs to be sure she has enough. she buys 55.5 feet of the border. the store owner selling the border uses the width of mrs. avila's kitchen to determine that the length of her kitchen must be 14.5 feet.