Published by:
CGP EDU Academic Team
Published on: August 14, 2026
The no. of ways in which 10 persons of different heights can stand in a row so that the tallest and shortest are together is
A
B
2 ∠ ∠ 9
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Consider the tallest shortest persons as one person. Then 9 persons can stand in ∠ ∠ 9 ways and the two particular persons can be interchanged in 2 ways. Hence 2 ∠ ∠ 9 ways.
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