question archive A bag contains 12 blocks, 5 of which are red, 4 are blue, and the rest are green
A bag contains 12 blocks, 5 of which are red, 4 are blue, and the rest are green
Subject:MathPrice:2.87 Bought7
A bag contains 12 blocks, 5 of which are red, 4 are blue, and the rest are green. If 7 blocks are selected randomly, determine the number of ways that at least 2 blocks of each colour are included.
