Alan and alissa and attemping to find each other in a crowded mall. they finally spot each other near the food court, at which point they are 140 feet apart. they begin walking towards each other. alan travel at a constant rate of 5 feet per second and alissa travels at a constant rate of 4 feet per second. what quantities are varying in this context ?

Solutions for 2x+7 less than or equal to 3x-5

Ineed i been stuck on this question since yesterday

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?