Expand the expression (z-k)^6 using the binomial

In the final round of trivia competition, contestants were asked to name as many states that begin with the letter m as they could in 15 seconds. the bar graph shows the number of states the contestants were able to name. how many contestants participated in the final round of the competition?

Which equation expression the relationship between the number of boxes b and the number of cans c and the proportion is 48

Why is studying fractions important