A drawer contains a dozen each of red, blue, green, and white socks, all unmatched. Laura takes socks out at random in the dark.
How many socks must Laura take out to be sure she has two pairs of white socks?
1 answer:
Answer:
8
Step-by-step explanation:
The probability of picking out a certain colour = 12/48 = 1/4
So, this means that every 4 socks you pick out you can be sure of having one of each colour. If you need to find a pair, then you pick out 8.
Hope this helps
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