How many arrangements of four 0's (zeroes), two 1's and two 2's a | Filo
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Class 11



Permutations and Combinations

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 How many arrangements of four (zeroes), two and two are there in which the first occur before the first 2?

Correct Answer: Option(d)
Solution: Number of zeros
Number of ones
Number of twos
Total numbers
Numerals to be arranged
Because remaining two are fixed in order
Total arrangements
Hence the correct answer is
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