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

A

630

B

879

C

880

D

629

Text Solution

Verified by Experts

The correct Answer is:
B
Required number of ways
`=(10+1)(9+1)(7+1)-1=880-1=879`
Promotional Banner

Similar Questions

Explore conceptually related problems

Number of ways in which three numbers in AP can be selected from 1,2,3, . .,n is

A bag contains 5 black and 6 red balls. Determine the number of ways in which 2 black and 3 red balls can be selected.

The total number of ways in which 5 balls of differert colours can be distributed among 3 persons so thai each person gets at least one ball is

If number of ways in which 7 different balls can be distributed into 4 boxes, so that no box remains empty is 48 lamda , the value of lamda is

Three balls are drawn from a bag contaning 5 red, 4 white and 3 black balls. The number of ways in which this can be done, if atleast 2 are red, is.

Find the number of groups that can be made from 5 different green balls., 4 different blue balls and 3 different red balls, if at least 1 green and 1 blue ball is to be included.

If number of ways in which 7 identical balls can be distributed into 4 boxes, so that no box remains empty is 4lamda , the value of lamda is

A box contains 2 white balls, 3 black balls and 4 red balls. The number of ways three balls be drawn from the box, if atleast one black ball is to be included in the draw is ……

There are unlimited number of identical balls of three different colours. How many arrangements of atmost 7 balls in a row can be made by using them?

A bag has contains 23 halls in which 7 are identical . Then number of ways of selecting 12 balls from bag.