9 min of commercial are in a 30 min show. how many half hour shows could you watch if there were no commercials? and what would the ratio of shows and commercials?

What is the quotient of 42/3 divided by 4 1/5

Use the function nest to evaluate p(x) = 1 + x + · · · + x50 at x = 1.00001. (use the matlab ones command to save typing.) find the error of the computation by comparing with the equivalent expression q(x) = (x51 − 1)/(x − 1).

Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7