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Permutations and Combinations
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Permutations and Combinations
TEST : 6
# Permutations and Combinations
# CBSE 11th Mathematics
Prepare / Learn
Q1.
Find r if
10
P
r
=
2.
9
P
r
A.
6
B.
3
C.
2
D.
5
View Solution
Add Work Space
Answer :
Option D
Explaination / Solution:
Submit My Answer
Total Question/Mark :
Scored Mark :
Mark for Correct Answer : 1 Mark for Wrong Answer : -0.5 Mark for Left Answer : 0
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