In a steamer there are stalls for 12 animals and there are cows, horses and calves (not less than 12 of each) ready to be shipped, the total number of ways in which the shipload can be made, is

There are p copies each of n different books. Find the number of ways in which a nonempty selection can be made from them.

There are n different books and p copies of each in a library. Find the number of ways in which one or more than one books can be selected.

To fill up 12 vacancies, there are 25 candidates of which 5 are from SC. If 3 of these vacancies are reserved for SC candidates while the remaining are open to all then the number of ways in which the selection can be made is

52 cards are to be distributed among 4 players such that 2 players get 12 cards each and other 2 players get 14 cards each,then the number of ways in which this can be done is

The number of ways in which 12 students can be equally divided into three groups is

Number of ways in which 12 different things can be distributed in 3 groups, is

Find the number of ways in which 12 different beads can be arranged to form a necklace.

There are some cows, bulls and 45 hens in a group. One caretaker looks after 15 animals. The number of bulls is twice the number of cows. If the number of heads is less than the total number of feet by 186 (including the caretakers), how many caretakers are there? (a) 5 (b) 6 (c) 8 (d) 9 (e) None of these