The probability of finding a green signal on a busy crossing X is 30%. What is the probability of finding a green signal on X on two consecutive days out of three?

The probability that it will rain on any particular day is 50%. Find the probability that it rains only on first 4 days of the week.

Find the probability of drawing a green coloured ball from a bag containing 6 red and 5 black balls.

Study the following information carefully and answer the given questions. There were some red, some green and some white balls in a bag. Probability of drawing 1 white ball from the bag is . (1)/(3) If there were 6 more red balls in the bag, the probability of getting 1 green ball would have been (1)/(30) less. If Probability of drawing 1 green ball from the bag is (1)/(5) , then what is the probability of drawing 2 balls such that none of them is red?

A coin is tossed three xx.Find the probability of getting exactly two tails.

Three numbers are chosen from 1 to 8. Find the probability for the 3 chosen numbers to be not consecutive.

The probability of inviting three of your friends on 5 consecutive days, exactly one friend a day and no friend is invited on more than two days is

Suppose you spin the wheel List the number of outcomes of getting a green sector and not getting a green sector on this wheel (i) Find the probability of getting a green sector (ii) Find the probability of not getting a green sector.

Three coins are tossed once. Find the probability of getting at most two heads.

A bag contains 8 balls of two colours, red and green. 3 balls are taken out at random. The probability of getting more red balls than green is 40/56 and that of getting more green balls than red is 16/56 . What is the number of green balls in the bag?

If two perfect dice are cast, find the probability that they show consecutive numbers.