A drug for the relief of asthma can be purchased from 5 different manufacturers in liquid, tablet, or capsule form, all of which come in regular and extra strength. How many different ways can a doctor prescribe the drug for a patient suffering from asthma?

Question

user_27qwe · Accepted Answer

Number of manufacturers is 5Number of forms in which the drug is available (liquid, tablet, capsule) is 3Drug comes in 2 strengths (regular and extra) is 2Number of different ways a doctor can prescribe the drug for a patient suffering from asthma is&amp;nbsp;5×3×2=30