Questions
There are stalls for 10 animals in a ship. The number of ways the shipload can be made if there are cows, calves and horses to be transported, animals of each kind being not less than 10, is
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a
59049
b
49049
c
69049
d
None of these
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Correct option is A
Each stall can be filled in 3 ways as there are three types of animals (animals of each category being not less than 10).Shipload, i.e., filling up of 10 stalls, can be made in 3 × 3 × … up to 10 times = 310 = 59049.Similar Questions
The number of ways in which we can get at least 6 successive tails when a coin is tossed 10 times in a row, is
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