Visual Solutions
6 step-by-step animated solutions for Probability. Each solution breaks the problem into visual clips with key insights.
PYQ 2024 · Jan Shift 1Easy4 steps
A bag contains 4 white and 6 black balls. Two balls are drawn at random one after the other without replacement. The probability that the first drawn ball is white and the second drawn ball is black is:
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PYQ 2024 · Jan Shift 2Standard4 steps
Three urns contain 2 white and 3 black, 3 white and 2 black, and 4 white and 1 black balls respectively. One ball is drawn from each urn. The probability of drawing exactly 2 white balls is:
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PYQ 2024 · Jan Shift 2Standard4 steps
Two dice are thrown simultaneously. The probability that the sum is a prime number, given that the sum is odd, is:
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PYQ 2024 · Jan Shift 2Tricky4 steps
A company has two factories. Factory I produces 60% of total items and Factory II produces 40%. The defective rates are 2% and 3% respectively. An item is found defective. The probability it came from Factory II is:
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PYQ 2024 · Apr Shift 1Standard4 steps
A coin is biased with . It is tossed 4 times. The probability of getting exactly 2 heads is:
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PYQ 2023 · Jan Shift 1Standard4 steps
There are three bags. Bag I contains 2 red and 3 black balls, Bag II contains 3 red and 2 black balls, and Bag III contains 4 red and 1 black ball. A bag is chosen at random and a ball drawn from it is found to be red. The probability that the ball came from Bag III is:
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