Explore More

Similar Questions

There are $15$ persons in a party and each person shakes hands with every other person exactly once. The total number of handshakes is:

If ${ }^{n} C_{12}={ }^{n} C_{8}$,then $n$ is equal to

There are $10$ bulbs in a room. Each of them can be switched on independently. In how many ways can the room be illuminated?

$^{20}C_1 + 3 ^{20}C_2 + 3 ^{20}C_3 + ^{20}C_4$ is equal to-

If ${ }^{12} C_{2 k-1}={ }^{12} C_{k+1}$,then find $k$.

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo