SOLUTION: The theoretical probability of undesirable side effects resulting from taking Grebex is 2 in 19. If 380 people take Grebex to lower their blood pressure, how many will encounter un

Algebra ->  Probability-and-statistics -> SOLUTION: The theoretical probability of undesirable side effects resulting from taking Grebex is 2 in 19. If 380 people take Grebex to lower their blood pressure, how many will encounter un      Log On


   

Question 406094: The theoretical probability of undesirable side effects resulting from taking Grebex is 2 in 19. If 380 people take Grebex to lower their blood pressure, how many will encounter undesirable side effects?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

Let x represent many out of 380 will encounter undesirable side effects

Question Sets Up the Proportion:

  2%2F19+=+x%2F380   |cross multiplying to solve for x

      19x = 760

        x = 760/19

        x = 40, the number out of 380 that will encounter undesirable side effects