Bill has a bike that weighs 56 pounds. magda has a bike that weighs 52 pounds. she adds a bell and basket to her bike. the bell weighs 12 ounces and the basket weighs 2 pounds 8 ounces. does magdas bike with its new bell and basket weigh more than bills bike? explain your reasoning.

10 ! in a race, nick is 50 feet in front of jay after ten seconds. how fast can nick run, if jay can run 20 feet per second?

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.

The table below shows the number of free throw shots attempted and the number of shots made for the five starting players on the basketball team during practice. each player's goal is to make 80% of her shots.