The general form of the equation of a circle is x^2+y^2−4x−8y−5=0. what are the coordinates of the center of the circle?

Acylinder has volume 45π and radius 3. what is it’s height?

On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table

At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad