A quiz team of 5 students is to be formed from 6 students of Grade 11, 5 students of…
MATHEMATICS · Single correct · CBSE · Mathematics · Permutations and Combinations · Permutations and Combinations
Problem
A quiz team of 5 students is to be formed from 6 students of Grade 11, 5 students of Grade 12 and 4 students of Grade 10. The team must contain at least 2 students from Grade 11 and at least 1 student from Grade 10. How many different teams can be formed?
(a) 1630
(b) 2121
(c) 1690
(d) 1110