Home
Class 12
MATHS
There are red, green and white identical...

There are red, green and white identical balls each being 10 in number. The number of selections of 10 balls in which the number of red balls is double the number of green balls is ___________.

Text Solution

Verified by Experts

The correct Answer is:
3
Promotional Banner

Topper's Solved these Questions

  • PERMUTATIONS AND COMBINATIONS

    AAKASH INSTITUTE|Exercise Assignment Section-H (Multiple True-False Type Questions)|4 Videos

  • PERMUTATIONS AND COMBINATIONS

    AAKASH INSTITUTE|Exercise Assignment Section-I (Subjective Type Questions)|10 Videos

  • PERMUTATIONS AND COMBINATIONS

    AAKASH INSTITUTE|Exercise Assignment Section F (Matrix-Match Type Questions)|6 Videos

  • MATRICES

    AAKASH INSTITUTE|Exercise Assignment (Section - J) Aakash Challengers Questions|3 Videos

  • PRINCIPLE OF MATHEMATICAL

    AAKASH INSTITUTE|Exercise Section-D:(Assertion-Reason Type Questions)|12 Videos

Similar Questions

Explore conceptually related problems

The number of ways of selecting 10 balls from unlimited number of red, black, white and green balls, is

A bag contains in all 80 balls. Some of them are white, some are blue and some are red. The number of white balls is 12 times the number of blue balls. The number of red balls is less than the number of white balls but more than the number of blue balls. If one ball is selected at random from the bag, what is the probability that it is red ?

A bag contains 50 balls. Some of them are white, some are blue and some are red. The number of white balls is 11 times the number of blue balls. The number of red balls is less than the number of white balls but more than the number of blue balls.If one ball is taken out of random from the bag, what is the probability that it is red?

The number of ways in which one or more balls can be selected out of 10 whit, 9 green and 7 blue balls, is

There are three piles of identical red, blue and green balls and each pile contains at least 10 balls. The number of ways of selecting 10 balls if twice as many red balls as green balls are to be selected, is