A clothing line has shirts in red, blue, or white and pants in gray or khaki. How many different combinations can be made with the clothing line?

The architect's side view drawing of a saltbox-style house shows a post that supports the roof ridge. the support post is 8 ft tall. the distance from the front of the house to the support post is less than the distance from the post to the back of the house. how far from the front of the house is the support post positioned?

What is the perimeter of an isosceles triangle with each leg measuring 2x+3 and the base measuring 6x-2?

Why is causation so much more difficult to prove than correlation?