Abakery sells donuts for $8 per dozen and donut holes for $3 per dozen. the bakery’s revenue from selling a total of 209 dozens of donuts and donut holes one morning was $479. how many dozens of donut holes were sold that day?

a. 21

b. 38

c. 52

d. 63

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e.g. 98.765).

What is the area of mnp? 40 m2 60 m2 68 m2 127.5 m2

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?