There are 10 members on a board of directors. If they must form a sub committee of 6 members how many different sub committees are possible?

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?

2.5 milligrams is equivalent to how many grams

Mama mia restaurant used 1 2 2 1 ? of their mozzarella cheese making pizza and the remaining 6 4 64 ounces making pasta. how many pounds of mozzarella cheese did mama mia start with?