A pair of shoes are on sale for 60% off. The shoes cost $110 before the sale. How much money will you save after the sale?

Someone . me. compound probability

Tyler enjoys the fish so much that after his birthday his family decides to take him to a famous aquarium a tank at the aquarium is similar to his tank with the scale factor of 8 how many times greater is the volume of the tank at the aquarium than the volume of tyler tank

Charlie tosses five coins.what is the probability that all five coins will land tails up.