MCQOPTIONS
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| 1. |
Two similar boxes Bi (i = 1, 2) contain (i + 1) red and (5 – i – 1) black balls. One box is chosen at random and two balls are drawn randomly. What is the probability that both the balls are of different colours? |
| A. | 1/2 |
| B. | 3/10 |
| C. | 2/5 |
| D. | 3/5 |
| Answer» E. | |