The question is a little unclear. I\'m going to guess that there are 50 heads and 50 tails in the box (same probability of a head or tail), so the number you are looking for is 100. Solution The question is a little unclear. I\'m going to guess that there are 50 heads and 50 tails in the box (same probability of a head or tail), so the number you are looking for is 100..