The departure lounge at an airport has ten seats altogether, five on each side. In how...

The departure lounge at an airport has ten seats altogether, five on each side. In how many different ways can 4 doctors and 6 nurses sit if

a) they alternate such that no two doctors sit next to each other? [3]

b) the doctors enter the lounge first and occupy the four corner seats and the nurses then follow them and occupy the remaining seats? (4)

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Expert Solution

Colby Messinger answered 1 year ago

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