How much fruit juice (100%) is equivalent to 1 cup of fresh fruit? a. 1/4 cup b. 1 cup c. 1 1/2 cups d. 2 cups e. 1/2 cup?

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?  

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?

Which of the following parabolas opens up?