Question

Mo has 6 identical pairs of black shoes, 7 identical pairs of brown shoes and 8 identical pairs of grey shoes. She's trying to choose 2 pairs of shoes of a different color, without looking. At least how many shoes should Mo take in order to do that for sure?
A. 4 B. 2 C.6 D. 3

Answer 1

Answer:

C) 6 pairs

MO has total of 21 pairs of shoes,

if she pick 2 pairs in each identical shoes, she should pick at least 6pairs of shoes