Sail E0 Webinar
Question
In how many ways can a committee of 4 people be chosen out of 8 people?
Options:
A .  32
B .  70
C .  110
D .  126
E .  None of these
Answer: Option B
Required number of ways
$$\eqalign{
& = {}^8{C_4} \cr
& = \frac{{8 \times 7 \times 6 \times 5}}{{4 \times 3 \times 2 \times 1}} \cr
& = 70 \cr} $$

Was this answer helpful ?
Next Question

Submit Solution

Your email address will not be published. Required fields are marked *

Latest Videos

Latest Test Papers