In a lake, there is a patch of lily pads. Every day, the patch doubles in size. If it takes 48 days for the patch to cover the entire lake, how long would it take for the patch to cover half the lake? Check the answer here.
You throw away the outside and cook the inside. Then you eat the outside and throw away the inside. What did you eat? Check the answer here.
What five-letter word becomes shorter when you add two letters to it? Check the answer here.