 
<translate> Ọnụ ọgụgụ bọọlụ = 9 + 3 + 4 Enwere ike ịdọrọ bọọlụ abụọ site na bọọlụ 16 n'ụzọ 16C2. Azịza ya bụ: (A). <eng> Total number of balls = 9 + 3 + 4
Two balls can be drawn from 16 balls in ¹⁶C₂ ways. The answer: (A). 