In addition to the two hands on the end of their arms, they also have three hands of cards. Another alternative could be handwriting, of which most people have one, but that could be added into the mix.
Noah and Emma, track stars with superb hearing, ran as fast as they could to catch up to the ice cream truck in the next town over. They averaged 6 miles per hour, then rested to enjoy their ice cream. They averaged 4 miles per hour over the same distance on the way back. Not counting the time they rested, what was their average speed?
4.8 miles per hour. 5 mph is tempting, but incorrect. Pick any distance, say 12 miles there and 12 miles back. They take two hours to cover the first 12 miles and three hours to cover the return trip. In 5 hours they covered 24 miles which is an overall average of 4.8 miles per hour.
I am eight letters long and am kept a secret from everyone. Letters two through four spell an animal, letters four to the end make a weapon, letters one, two and eight make what you use in an exam and my third and fourth letters are the same.
A password. You should keep your password a secret from everyone, letters two through four spell ass, an animal also known as a donkey. Letters four to the end spell sword, which is a deadly weapon and the letters one, two and eight make pad, which is used for writing during an exam. Lastly, the third and fourth letters are both ‘s’