Home
Class 9
MATHS
An urn contains 10 red and 8 white ball...

An urn contains 10 red and 8 white balls. One ball is drawn at random. Find the probability that the ball drawn is white .

Text Solution

Verified by Experts

Probability ` = (overset(4)cancel(8))/(underset(9)cancel(18))=(4)/(9)`
Promotional Banner

Topper's Solved these Questions

  • PROBABILITY

    SURA PUBLICATION|Exercise Unit test (part - A)|10 Videos

  • PROBABILITY

    SURA PUBLICATION|Exercise Unit test (part - B)|4 Videos

  • PROBABILITY

    SURA PUBLICATION|Exercise Additional Questions and Answers (Exercise 9 . 1)|4 Videos

  • MENSURATION

    SURA PUBLICATION|Exercise UNIT TEST|10 Videos

  • REAL NUMBERS

    SURA PUBLICATION|Exercise UNIT TEST|19 Videos

Similar Questions

Explore conceptually related problems

A bag contains 5 red balls, 6 white balls, 7 green balls, 8 black balls. One ball is drawn at random from the bag. Find the probability that the ball drawn is (i) white (ii) black or red (iii) not white (iv) neither white nor black

A bag contains 7 red and 4 black balls, 3 balls drawn at random. Find the probability that (i) all are red (ii) one red and 2 black.

A box contains 6 red and 4 white balls . If 3 balls are drawn at random the probability of getting 2 white balls without replacement is ………… .

A bag contains 2 red balls and 4 black balls. A ball is drawn at random from the bag. What is the probability that the ball drawn is red?

A bag contains 2 red balls and 6 black balls. A ball is drawn at random from the bag. What is the probability that the ball drawn is not red?