Question
Question: In an election there are 8 candidates, out of which 5 are to be chosen. If a voter may vote for any ...
In an election there are 8 candidates, out of which 5 are to be chosen. If a voter may vote for any number of candidates but not greater than the number to chosen, then in how many ways can a voter vote
A
216
B
114
C
218
D
None of these
Answer
218
Explanation
Solution
Required number of ways = 8C1 + 8C2 + 8C3 + 8C4 + 8C5
= 8 + 28 + 56 + 70 + 56 = 218
{Since voter may vote to one, two, three, four or all candidates}.