Easy
If $^nC_{12} = ^nC_6$,then $^nC_2 = $
- A$72$
- B$153$
- C$306$
- D$2556$
Explore More
Similar Questions
$A$ group consists of $4$ girls and $7$ boys. In how many ways can a team of $5$ members be selected if the team has at least $3$ girls?
Medium
View SolutionEverybody in a room shakes hands with everybody else. The total number of handshakes is $45$. The total number of persons in the room is
The value of $r$ for which $^{20}C_r ^{20}C_0 + ^{20}C_{r-1} ^{20}C_1 + ^{20}C_{r-2} ^{20}C_2 + ... + ^{20}C_0 ^{20}C_r$ is maximum is
DifficultJEE MAIN 2019
View Solution$A$ man has $7$ friends. In how many ways can he invite one or more of them for a tea party?
Easy
View SolutionIn how many ways can $6$ '$+$' signs and $4$ '$*$' signs be arranged in a row such that no two '$*$' signs occur together?
Medium
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo