What famous saying does this rebus mean?

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

If it took eight men ten hours to build a wall, how long would it take four men to build it?

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

What does this rebus riddle means ?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

A girl rode into a tourist spot out of the city on Thursday. She loved the place and decided to stay for a few days. She stayed for four days and then she left for back home on Thursday.

How can this be possible?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?