Order Entry & ProcessingCâu 86 / 100
An order calls for 375 mg of an antibiotic. The stock solution is labeled 250 mg/5 mL. How many mL should be measured?
a.3.3 mL
b.5 mL
c.7.5 mL
d.15 mL
Giải thích
Set up the proportion 250 mg / 5 mL = 375 mg / x, so x = (375 x 5) / 250 = 1875 / 250 = 7.5 mL. Answering 3.3 mL comes from inverting the proportion and calculating (250 x 5) / 375.
Luyện miễn phí toàn bộ 100 câu hỏi — không cần đăng ký.
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