Out of 7 consonants and 4 vowels, how many words of 3 consonants and 2 vowels can be formed?
-
A.
210 -
B.
1050 -
C.
21400 -
D.
25200
Correct Answer: Option A
Explanation
To form words having 3 consonants and 2 vowels out of 7 consonants and 4 vowels, the number of such words is 7/3C x 4/2C = 35 x 6
= 210
There is an explanation video available below.