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1. |
A box of cartridges contains 30 cartridges, of which 6 are defective. If 3 of the cartridges are removed from the box in succession without replacement, what is the probability that all the 3 cartridges are defective? |
A. | \(\frac{(6*5*4)}{(30*30*30)}\) |
B. | \(\frac{(6*5*4)}{(30*29*28)}\) |
C. | \(\frac{(6*5*3)}{(30*29*28)}\) |
D. | \(\frac{(6*6*6)}{(30*30*30)}\) |
Answer» C. \(\frac{(6*5*3)}{(30*29*28)}\) | |