Question

In an election, a voter may vote for any number of candidates not greater than the number to be chosen. There are 8 candidates and 5 members are to be chosen. In how many way can a person vote?

A 108 Correct Answer Incorrect Answer
B 218 Correct Answer Incorrect Answer
C 156 Correct Answer Incorrect Answer
D 120 Correct Answer Incorrect Answer

Solution

A voter may cast vote for either 1 candidate or 2 candidates or 3 candidates or 4 candidates or 5 candidates out of 8. The voter may cast vote for 1 candidate in8C1ways = 8 The voter may cast vote for 2 candidate in8C2ways = 28 The voter may cast vote for 3 candidate in8C3ways = 56 The voter may cast vote for 4 candidate in8C4ways = 70 The voter may cast vote for 5 candidate in8C5ways = 56 Total ways = 218

Practice Next
×
×