It cost sam $9.30 to purchase a duck float. He then marks the price up by 50%. How much does sam charge for the duck float?

What is the volume of a cone with a height of 6 cm in the radius of 2 cm

Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?

If 3 3/4 lb. of candy costs 20.25 how much would 1lb. of candy cost