Someone answer this sally ann works 15 hours a week at her college library she decided to reduce her hours by 20% so that she has more time to do her homework how many hours is sally ann working after reducing her hours
a 3 hours per week
b 5 hours per week
c 12 hours per week
d 13 hours per week

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?