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6.Permutation and Combination
easy
In an election there are $5$ candidates and three vacancies. A voter can vote maximum to three candidates, then in how many ways can he vote
A
$125$
B
$60$
C
$10$
D
$25$
Solution
(d) A voter can vote in $^5{C_1}{ + ^5}{C_2}{ + ^5}{C_3} = 25$ ways.
Standard 11
Mathematics