SOLUTION: A certain prescription has a 0.25 cc dosage tolerance factor in its liquid form. If a doctor prescribes 2.9 cc of medication, find the upper and lower limits of the amount of med

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Question 1086587: A certain prescription has a 0.25 cc dosage tolerance factor in its liquid form. If a doctor prescribes 2.9 cc of medication, find the upper and lower limits of the amount of medication that should be given to the patient. Do not round your answer.

I have absolutely no idea how to set this problem up. Please help me
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
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As I understand the meaning of the words in this post, 

    it means that not only 2.9 cc is good.

       2.9 + 0.25 cc  is good also;    and
       2.9 - 0.25 cc  is good, too;    and

       everything in between these two endpoint values is also good.