3 There are 12 blocks in a bag They have the following letters on them A A ADD GGGOOO O We choose 4 blocks from the bag and as we know there are 495 ways of doing that ie 495 four element subsets In how many of those 495 sets are there enough blocks to form the word DAD enough blocks to form the word DOG In this problem please write the actual numbers eg 24 rather than 2 3