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.## Management Sciences

A. 1/21

B. 4/7

C. 2/7

**D. 5/7**

### Related Mcqs:

- If four coins are tossed, the probability of getting two heads and two tails is__________?

- A. 3/8 B. 6/11 C. 2/5 D. 4/5...

- A box contains nine bulbs out of which 4 are defective. If four bulbs are chosen at random, find the probability that all the four bulbs are defective.

- A. 62/63 B. 125/126 C. 1/63 D. 1/126...

- A box contains 3 blue marbles, 4 red, 6 green marbles and 2 yellow marbles. If four marbles are picked at random, what is the probability that none is blue?

- A. 17/91 B. 33/91 C. 51/91 D. 65/91...

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