# Medication is prescribed in 7 out of every 10 hospital emergency room visits that involve an injury. If a large urban hospital had 860 emergency room visits involving an injury in the past​ month, how many of these visits would you expect included a prescription for​ medication?

Medication is prescribed in 7 out of every 10 hospital emergency room visits that involve an injury. If a large urban hospital had 860 emergency room visits involving an injury in the past​ month, how many of these visits would you expect included a prescription for​ medication?
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Jamarion Roth
given Medication is prescribed in 7 out of every 10 hospital emergency room visits that involve an injury
and hospital had 860 emergency room visits involving an injury
number of visits including prescription for​ medication $=860\cdot \left(\frac{7}{10}\right)$
number of visits including prescription for​ medication $=86\cdot 7$
number of visits including prescription for​ medication =602
About 602 of these visits would be expected to include a prescription for medication.