Ben is making trail mix for 25 people. each person will get 1/8 pound of trial mix. how much trail mix does ben need to make it all? write your answer as an improper fraction and as a mixed number

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answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb