What is the length of the major axis of the conic section shown below?
(x - 2)^2/4+(y+5)^2/9=1

Asphere has a diameter of 10 in. what is the volume of the sphere?

One angle of a linear pair is 10 more than two-thirds the other angle. find the measure of both angles.

Marcus needs to bike at least 80 miles this week for his training. if he has already biked 25 miles this week, then how many miles should he bike on each of the 5 remaining days this week ?