The five questions everyone played that day, in the order they were asked, with the correct answers and why they are right.
What comes next? 12, 21, 23, 32, 34, 43, …
Two steps take turns: swap the digits, then add 2 (12 → 21 → 23 → 32 → 34 → 43). After a swap comes +2, so 43 + 2 = 45.
60% of players got this right
Chain the words: each word must start with the last letter of the word before.
Correct order
LEMON → NIGHT → TABLE → EARTH. Only LEMON starts with a letter no other word ends with, so the chain must begin there.
71% of players got this right
About how long does sunlight take to reach Earth?
Sunlight takes about 8 minutes 20 seconds to reach us, so we always see the Sun as it was a few minutes ago. Distance ÷ speed of light gives the delay.
49% of players got this rightSource: en.wikipedia.org
How many keys does a standard modern piano have?
88 keys: 52 white and 36 black, spanning just over seven octaves. The black keys repeat in groups of two and three, which is how pianists find their place.
57% of players got this rightSource: en.wikipedia.org
You win if a fair die shows 1 or 2, and you get two rolls. What is the chance you win at least once?
Each roll loses with chance 4/6, so losing both is (2/3)² = 4/9, and winning at least once is 1 − 4/9 = 5/9. “At least once” is easiest through “never”.
0% of players got this right
