One inch is equal to how many cubic inches

Amber had 1/6 of a pie left after the bake sale. rihanna had 3/8 of a pie left. what fraction of a pie did they have altogether?

What is always true about a positive integer raised to a negative odd power?

Which equation can be used to measure the density of water in a spherical water tank? let w represent the number of water particles within the region.