Q. A box of cookies has 5 chocolate chip, 5 peanut butter, and 5 sugar in it. When choosing a cookie at random, which answer does NOT show the
probability of getting a peanut butter cookie?

Simplify the expression 10/11(22z) + (a+5) -1

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%