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Question
In how many ways can 5 people be seated on a sofa if only 3 seats are available?
In how many ways can 5 people be seated on a sofa if only 3 seats are available?
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Solution
The correct option is D 60
The number of ways 5 people can be seated in 3 seats is 5×4×3=60 ways.
60
The number of ways 5 people can be seated in 3 seats is 5×4×3=60 ways.
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