SBI PO · Permutation and Combination · Quiz
Permutation and Combination — quick quiz
5 real SBI PO questions on Permutation and Combination. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.
Question 1 of 5
HARDA bag contains 5 red balls, 4 blue balls, and 3 green balls. In how many ways can 4 balls be selected such that at least one ball of each colour is selected?