“Free toy in every pack! Collect all 12!”
Have you ever wondered why companies offer promotions like this? How many packets of cereal would you have to buy to have a decent chance of collecting all twelve? Let’s see what the math says!
“Free toy in every pack! Collect all 12!”
Have you ever wondered why companies offer promotions like this? How many packets of cereal would you have to buy to have a decent chance of collecting all twelve? Let’s see what the math says!