Atriangular pyramid has a height of 18 yards and base with an area of 330 square yards. what is the volume of the pyramid?

Alistair has 5 half-pounds chocalate bars. it takes 1 1/2 pounds of chocalate,broken into chunks, to make a batch of cookies. how many batches can alistair mke with chocalate he has on his hand?

Aaron paid $9.75 for markers that cost $0.75 each. he bought 4 times as many pencils for $0.35 each. how much did aaron pay for pencils?

What is a common factor for the two fractional terms 5/8x and 11/8xy