Question

grace has 16 in her pocket. she has 8 red ibesm 4 green ones, and 4 blue ones. what is the minimum number of jellybeans she must take out of her pocket to ensure that she has one of each color?

Answer 1

The worst case is that she draws:
8 reds, followed by
4 greens (still no blue yet).

Can you take it from here?

Answer 2

is the answer 12?

Answer 3

With 12, and in the worst case, you only have two colours. So how many do you need to get the third colour?