Question 14
A person has 101 socks, including 50 pairs of black socks and the rest white. On a dark morning they draw socks at random. What is the minimum number needed to guarantee two socks with the same color AND side (for example, two white left socks)?
The following source mathematical images preserve the printed option/formula/figure variants; text and choices above or below provide clean typesetting.
The following source mathematical images preserve the printed option/formula/figure variants; text and choices above or below provide clean typesetting.