Your friend's family moved to a town 300 miles from where you live. You and your friend decide to meet halfway between the two towns to visit. Your friend averages 50 miles per hour on his trip. You average 60 miles per hour on your trip. If you and your friend leave at the same time, how much earlier do you arrive at the same meeting place?

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?