Mathematics
7 Online
OpenStudy (anonymous):
The patient is ordered 10 mg of a drug. The pharmacy sends a drug bottle labeled 0.4 mg / mL. How many tsp will the nurse administer?
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OpenStudy (anonymous):
Do u know what to do first @greenblock7
OpenStudy (anonymous):
No, I have no idea.. That's the problem lol..
OpenStudy (anonymous):
lol
OpenStudy (anonymous):
First, u add what
OpenStudy (anonymous):
@greenblock7
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OpenStudy (anonymous):
10 and?
OpenStudy (anonymous):
idk.,
OpenStudy (anonymous):
o.4
OpenStudy (anonymous):
i mean 0.4
OpenStudy (anonymous):
lol
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OpenStudy (anonymous):
k when u add those together u get __._
OpenStudy (anonymous):
10.4
OpenStudy (anonymous):
k
OpenStudy (anonymous):
Do u know what to do next?
OpenStudy (anonymous):
i thought you would multiply 10 x .4, which equals 4.
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OpenStudy (anonymous):
i dont understand why youre adding.
OpenStudy (anonymous):
hang on i am confused now
OpenStudy (anonymous):
Hint hint, you should divide...
OpenStudy (anonymous):
oh ya u need to divide
OpenStudy (anonymous):
If you need 10 mg of a drug and multiply with 0.4 mg/mL, you get some nonsense.
If you divide 10 mg with 0.4 mg/ml, you will get a volume...
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OpenStudy (anonymous):
i just dont understand.
OpenStudy (anonymous):
(10 mg) / 0.4 mg/mL) = 25 mL
OpenStudy (anonymous):
And so, if you know the volume of a teaspoon, you can get the amount of teaspoons that is.
OpenStudy (anonymous):
is the answer 5?
OpenStudy (anonymous):
Indeed, (25 ml) / (5 ml/teaspooon) = 5 teaspoons
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OpenStudy (anonymous):
Note that "/" means "per".
OpenStudy (anonymous):
Or "for each"
OpenStudy (triciaal):
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