1.

A box has 4 white and 3 red balls. Two balls are taken out in succession. What is the probability that both are white?

A. <img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/16-227-1.png">
B. <img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/16-227-2.png">
C. <img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/16-227-3.png">
D. <img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/16-227-4.png">
Answer» D. <img src="/_files/images/electronics-and-communication-engineering/signals-and-systems/16-227-4.png">


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