A box contains 4 red and 3 blue chips. What is the probability when 3 chips are selected randomly that all 3 chips will be red if select chips with replacement?

Question

A box contains 4 red and 3 blue chips.  What is the probability when 3 chips are selected randomly that all 3 chips will be red if select chips with replacement?

Ms. Sue · Answer

Please note that your School Subject is NOT college. It's probably Math or Probability or Statistics.

economyst · Answer

Since it is with replacement, (4/7)*(4/7)*(4/7)