Math Riddles If 3 cats can kill 3 rats in 3 minutes, how long will it take 100 cats to kill 100 rats? Answer: 3 minutes Solution: Reveal Answer 0 0 Share with Facebook Comment You may also like.. Difficult Riddles It’s usually found dried, but often kept slicker. Above another need, it’s said to be thicker. What is it? Answer: Blood Solution: Reveal Answer 0 0 Classic Riddles Which word in the English language becomes shorter when it is lengthened? Answer: Short. Solution: Show Answer Short. Reveal Answer 1 0 Math Riddles A rubber ball is tossed off the top of a 90 foot building. Every time it bounces, it goes back up half way. How many bounces will the ball take before it stops? Answer: The answer is infinite, in a gravity free world. But of course gravity will eventually stop it. Solution: Show Answer The answer is infinite, in a gravity free world. But of course gravity will eventually stop it. Reveal Answer 0 0 Math Riddles Why is it easier to count cows than sheep? Answer: You can use a cowculator. Solution: Show Answer You can use a cowculator. Reveal Answer 0 0 Funny Riddles How can you tell when a mummy has a cold? Answer: He starts coffin. Solution: Reveal Answer 0 0 Previous Next