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Permutations and Combinations question

2009 · Shift 1 · Q34
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  2. /JEE Advanced
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  4. /Permutations and Combinations
  5. /2009 · Shift 1 · Q34

Permutations and Combinations question

2009 · Shift 1 · Q34

JEE AdvancedMathematicsPermutations and CombinationsMCQ+3 / −1
The number of seven digit integers, with sum of the digits equal to 10 and formed by using the digits 1, 2 and 3 only, is
  1. A
    55
  2. B
    66
  3. C
    77
  4. D
    88
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