algebra

Rashid is helping to plan a cookout. He determines that making one making one hot dogs costs 55 cents and making a hamburger costs 90 cents. The cost must be no more than $50, and he knows that he must at least 60 hot dogs and hamburgers.

Which system of linear inequaltites describes the conditions in the problem?

a) 0.55x + 0.9y >= 50, x + y >= 60
b) 0.55x + 0.9y <= 50, x + y >= 60
c) 0.55x + 0.9y >= 50, x + y <= 60
d) 0.55x + 0.9y <= 50, x + y <= 60

and the answer i picked was c
thank you !!!!!!!!!!!!!!!!!!!!

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asked by wan
  1. Since it needs to be "at least 60" x + y ≥ 60.

    "no more than $50" = less than or equal to = 0.55x + 0.9y ≤ 50

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    posted by PsyDAG

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