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Find the number of groups that can be ma...

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.

A

3700

B

3720

C

4340

D

None of these

Text Solution

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The correct Answer is:
B
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ARIHANT MATHS ENGLISH-PERMUTATIONS AND COMBINATIONS -Exercise For Session 4
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  6. The solution set "^10C(x-1)>2."^10Cx is

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  7. if .^(2n)C(2):^(n)C(2)=9:2 and .^(n)C(r)=10, then r is equal to

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  8. If .^(2n)C(3):^(n)C(2)=44:3, for which of the following value of r, th...

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  9. If ^n Pr=^n P(r+1)a n d^n Cr=^n C(r-1,) then the value of n+r is.

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  10. If .^nPr=840, .^nCr=35, then find n=

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