Why do Chinese men eat more rice than Japanese men do ?

If 24H in a D => 24 hours in a day.
What does "64S on CB" stand for?

What is harder to catch the faster you run?

Women do it once a year after they turn 19 but men get to do it only once in a lifetime. What is it?

When it's bad luck to meet a black cat?

There are three houses in a straight row. One is red, one is blue, and one is white. The red house is left of the middle. The blue house is right of the middle. Where's the white house?

I am sure no one can have two things for dinner. what are they?

What is the coolest letter in the alphabet?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

A man has a barrel filled with oil that weighs 100 pounds, and then he puts something into it. Now the barrel weighs less than 100 pounds. What did he put in the barrel?