Permutations & Combinations Mcqs

Q.  A bag contains nine yellow balls, three white balls and four red balls. In how many ways can two balls be drawn from the bag?

a. ⁹C₂
b. ³C₂
c. ¹⁶C₂
d. ¹²C₂


ANSWER: See Answer
 
Total number of balls = 9 + 3 + 4

Two balls can be drawn from 16 balls in ¹⁶C₂ ways.
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