If Andrew needs a 90% to get an A in the class and the last chance to ensure he gets the final grade of 90% is one more tests. I
f the current test average comes from 4 tests and Andrew is taking a fifth test, what grade does he need on that test to ensure his FINAL grade is an A?
To calculate the volume of a prism you multiply the area of it's cross section by the length
Therefore
5 x 3= 15
(Area of the rectangle)
15x8= 120
(Volume of prism)