If a parabola opens downward, the highest point on the graph is called the of the parabola.

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

East black horse $0.25 total budget is $555 it'll cost $115 for other supplies about how many flyers do you think we can buy

Jonathan can type 20 documents in 40 minutes ,and susan can type it in 30 minutes and jack can type it in 24 minutes working together ,how much time will it is take them type the same document