Question

A shop sells $6$ different flavours of ice-creams. In how many ways can a customer choose $4$ ice-cream cones of different flavours?

• A. $15$
• B. $30$
• C. $60$
• D. $120$

Answer 1

The correct option is A $15$

Number of way of selection $4$ ice-creams out of $6$ is $={}^6{C}_4=15$