a C с b b b a С b b b С a b b с C C а a) Determine whether or not i) S is closed under * ii) * is commutative b) Determine the identity element for the operation * c) Determine the inverse (under *) of each element of S.

x+14

step-by-step explanation:

step-by-step explanation:

milk=16 large

soda=280 kids

juice box=82 regular

63 soda +63 regular

124 large total

answer: asdfghjkl,mnbv

step-by-step explanation:

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.