Please don’t lie identify if it credit, debt or both please help it a missing and my teacher made me stay with him to do it and it torture (NO LINKS, NO lying)

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

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?

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g