Question

At a grocery store I bought a bag of 7 apples. Some apples are red and some apples are green. How many combination of 7 apples can I have in my bag

Answer 1

6, I guess. 1 red and 6 green, 2 red and 5 green. 3 red and 4 green, 2 green and 5 red, 1 green and 6 red, 3 green and 4 red,