If I have to take a pill every 1/2 hour, ¿how many do I take in 1 1/2 hours? Share Tweet Answer 4 pills (one now and every 1/2 hour after that)
In a stable there are men and horses. In all, there are 22 heads and 72 feet. How many men and how many horses are in the stable?
In a stable there are men and horses. In all, there are 22 heads and 72 feet. How many men and how many horses are in the stable?