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A letter is known to have come either fr...

A letter is known to have come either from LONDON or CLIFTON. On the envelope just two consecutive letters ON are visible. What is the probability that the letter has come from
LONDON

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A letter is known to have come either from LONDON or CLIFTON. On the envelope just two consecutive letters ON are visible. What is the probability that the letter has come from CLIFTON?

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A school has six classes 1, 2, 3, 4, 5 and 6 classes 2, 3, 4, 5 and 6 each have the same number of students, but there are twice this number in class 1. If a student is selected at random from the school, What is the probability that he (she)will be in class 1

ARIHANT PUBLICATION-PROBABILITY-CHAPTER PRACTICE(LONG ANSWER TYPE QUESTIONS)
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