Home
Class 12
MATHS
Assuming the balls to be identical excep...

Assuming the balls to be identical except for difference in colours, the number of ways in which one or more balls can be selected from 10 white, 9 green and 7 black balls is (1) 880                 (2) 629                   (3) 630                       (4) 879

Text Solution

Verified by Experts

total ways= `11 xx 10 xx 8 = 880`
ans`-> 880 - 1`(no one is selected) = 879
option 3 is correct
Promotional Banner

Topper's Solved these Questions

  • PARABOLA

    JEE MAINS PREVIOUS YEAR|Exercise All Questions|9 Videos

  • PROBABILITY

    JEE MAINS PREVIOUS YEAR|Exercise All Questions|16 Videos

Similar Questions

Explore conceptually related problems

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

Out of 10 white, 8 black and 6 red balls, the number of ways in which one or more balls can be selected is (assuming balls of the same colour are identical)

No. of selections of one or more balls from 10 white, 9 black and 4 red balls, are:

The number of ways in which 10 balls can be selected from 10 identical green balls, 10 identical blue balls and 9 idenitcal red balls are

A box contains two white balls, three black balls nd four red balls. The number of ways in which three balls can be drawn from the box so that at least one of the balls is black is

Out of 10 white,9 black,and 7 red balls,find the number of ways in which selection of one or more balls can be made (balls of the same color are identical).