A box contains 10 red marbles, 20 blue m...

A box contains 10 red marbles, 20 blue marbles and 30 green marbles. 5 marbles are drawn from the box.What is the probability that ( I ) all will be blue ? ( ii) atleast one will be green?

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A box contains 5 red marbles, 8 white marbles and 4 green marbles. One marble is taken out of the box at random . What is the probability that the marble taken out will be (i) red ? (ii) white ? (iii) not green ?

A box contains 5 red marbles, 8 white marbles and 4 green marbles. One marble is taken out of the box at random. What s the probability that the marble taken out will be (i) red? (ii) white? (iii) not green?

A box contains 5 red marbles, 8 white marbles and 4 green marbles . One marble is taken out of the box at random. What is the probillity that the marble taken out will be red ?

A box contains 5 red marbles, 8 white marbles and 4 green marbles . One marble is taken out of the box at random. What is the probillity that the marble taken out will be not green ?

A box contains 5 red marbles, 8 white marbles and 4 green marbles . One marble is taken out of the box at random. What is the probillity that the marble taken out will be white ?

A box has 3 blue, 2 white, and 4 red marbles. If a marble is drawn out at random from the box, what is the probability that it is not a white marble ?

A bag contains 3 red balls and 5 black balls. A ball is drawn at random from the bag. What is the probability that the ball drawn is red ?

A bag contains 5 tennis balls and 4 cricket balls. Three balls are drawn at random trom the bag. Find the probability that (i) all the drawn balls are cricket balls ( ii) atleast one of the drawn balls is cricket ball

A box has 100 red cards, 200 yellow cards, and 50 blue cards. If a card is drawn at random from the box, find the probability that it is (i) a blue card (ii) not a yellow card (iii) neither a yellow nor a blue card.

A bag contains 3 red balls and 5 black balls . A ball is drawn at random from the bas. What is the probability that the ball drawn is (i) red ? (ii) not red ?

OSWAAL PUBLICATION-SAMPLE PAPER 7-EXERCISE

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