Question
Quantitative Aptitude Question on Permutations and Combinations
In how many ways can 2 students be chosen from the class of 20 students?
A
190
B
180
C
240
D
390
Answer
190
Explanation
Solution
The correct option is (A):190
In how many ways can 2 students be chosen from the class of 20 students?
190
180
240
390
190
The correct option is (A):190