If 21x = 79x, what is the value of x?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

A man has to get a fox, a chicken, and a sack of corn across a river.

He has a rowboat, and it can only carry him and one other thing.
If the fox and the chicken are left together, the fox will eat the chicken.
If the chicken and the corn are left together, the chicken will eat the corn.

How does the man do it?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?

What does this rebus means ?

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

What does an Island and the letter T have in common?

Which tank will fill first?