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Five people sit in a row of 5 seats so that Kiran and Lata occupy the two end seats. How many seatings are possible?

Competition practicePermutations & Combinations
  • A6
  • B24
  • C48
  • D12

Step-by-Step Solution

Kiran and Lata take the ends in ways; the other 3 fill the middle in ways. . (6 forgets that Kiran and Lata can swap ends.)
Answer: D) 12

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