Someone help with question 5 please!

Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x