Three persons enter a railway carriage, where there are 5 vacant seats. In how many ways can they seat themselves?

Two persons go in a railways carriage where there are 6 vacant seats. In how many different ways can they seat themselves?

There persons enter a railway compartment. If there are 5 seats vacant in how many ways can they take these seats? 60 b. 20 c. 15 d. 125

There persons enter a railway compartment.If there are 5 seats vacant in how many ways can they take these seats? 60 b.20 c.15 d.125

There persons enter into a conference hall in which there are 10 seats. In how many ways they can take their seats ?

In a railway compartment, 8 seats are vacant on a bench. In how many ways can 5 passengers sit on them ?

In a train five seats are vacant, then how many ways can three passengers sit