Juan and rachel have the same number of marbles. rachel gives away 10 marbles and juan gives away 22 marbles. rachel then has 3 times as many marbles as juan. how many marbles did each of them have at first

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?

Hundred and tens tables to make 430 in five different ways

D. in a discrete probability distribution, the sum of the probabilities for the discrete variables will be > 1. true or false