Ateacher asks 40 randomly selected students if they watched the new action movie over the weekend. if 12 of the students surveyed saw the movie, predict how many of the 500 students at the school saw the movie.
a. 200
b. 150
c. 125

According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities

27 is what percent of 108? 27 is % of 108

From a group of 10 men and 8 women, 5 people are to be selected for a committee so that at least 4 men are on the committee. howmany ways can it be done?