A bakery bakes three types of cakes, with the monthly cost being RM7750 for 245 cakes. The costs for baking a banana cake, a carrot cake, a chocolate cake are RM25, RM35 and RM50 respectively. If the bakery intends to make a profit of RM1725 monthly, how many cakes of each type should be bake?

Taking algebra two apex courses and need with these questions

Me because some of question i don’t understand

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?