Helen's Caffee has regular coffee and decaffeinated coffee. This morning, the caffee served 45 coffees in all, 60% of which were regular. How many regular coffees did the cafe serve?

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.

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%

Describe the symmetry of the figure. identify lines of symmetry, if any. find the angle and the order of any rotational symmetry.