Question

The no of ways of selecting $3$ people from $10$ is

• A. $120$
• B. $720$
• C. $840$
• D. $960$

Answer 1

The correct option is A $120$

The no of ways of selecting $3$ people from $10$ is given as $\frac{10!}{3!7!}\frac{10\times 9\times 8}{3\times 2}=120$