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Question

Statement - 1: The number of ways of distributing 10 identical balls in 4 distinct boxes such that no box is empty is 9C3
Statement - 2: The number of ways of choosing any 3 places from 9 different places is 9C3

A
Statement - 1 , Statement -2 both are true But Statement 2 is not a correct explanation for Statement 1
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B
Statement -1 is true, Statement - 2 is false.
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C
Statement -1 is false, Statement -2 is true
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D
Statement -1 is true, Statement - 2 is true, Statement - 2 is a correct explanation for Statement - 1
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Solution

The correct option is A Statement - 1 , Statement -2 both are true But Statement 2 is not a correct explanation for Statement 1
Correct option (a)

Let the number of ways of distributing n identical objects among r persons such that each person gets at least one object in same as the number of ways of selecting (r1) places out of (n1) different places, i.e., n1Cr1

Here, n=10,
r=4,
Statement I=101C41=9C3
Statement II=9C3.

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