Approximately 175 chopped walnut pieces were stirred into a brownie mix that fills a 9”
diameter pan that is l" deep. What is the density of the walnut pieces? How many walnut
pieces would you expect in a 2" x 2" x 1" brownie serving?

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.

What is the area of the triangle 10 13 12

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y