20 points will mark brainilest hurry
maya wrote the expression 3+5+4.5 to represent the total distance that she traveled. which statement best describes maya’s expression? maya’s expression will generate the correct sum because of the associative property. maya’s expression will generate the correct sum because of the commutative property. maya’s expression will generate the wrong sum because she violated the associative property. maya’s expression will generate the wrong sum because she violated the commutative property.

Lines p and q intersect. find the value of b. show your work. cite any theorems you use.

Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size. it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?

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%