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richard and davina ate dinner at a restaurant together. davina had a coupon for 25% off their meal. they both agree that they should leave a 20% tip on their meal. however, richard believes they should calculate the tip before taking into account the coupon, and davina believes they should calculate the tip after taking into account the coupon. if their meal costs $48.80 before using the coupon, by how much will the tip increase if they use richard's method instead of davina's method?

The table respent two linear functions the equation respented by the first tables is given

Find the area and perimeter of each composite figure. use 3.14 for π. round your answer to the nearest tenth. a square and a right triangle share a common side. image long description a 3-meter by 0.5-meter rectangle has triangles attached like wings to the 3-meter sides. the other two sides of both triangles measure 2.5 meters. the height of each triangle is 2 meters. a 6-inch by 4-inch rectangle has 2 half-circles attached like wings to the 6-inch sides. the radius of each half-circle is 3 inches. find the surface area and volume of each figure. use 3.14 for π. round your answer to the nearest tenth. a right circular cylinder has a base radius of 6 yards and a height of 20 yards. a rectangular prism has a base that is 9 centimeters long and 7 centimeters wide. the height is 2 centimeters. a rectangular prism has a base that measures 11 millimeters by 11 millimeters. the height is 11 millimeters.

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.