How much power can be produced by a dam 150m tall, that has an efficiency of .90, and a flow rate of 15,000m^3/s? (P=npFgh)

Enter the missing numbers in the boxes to complete the table of equivalent ratios of lengths to widths. ? 18 8 ? 10 30 12 ?

Can someone me with this problem . show your work .

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?