Why is it very easy to weigh a fish?

How many triangles are there in the picture below?

A thief enters a store and threatens the clerk, forcing her to open the safe. The clerk says, “The code for the safe is different every day, and if you hurt me you’ll never get the code.” But the thief manages to guess the code on his own. How did he do it?

What has one eye, but can’t see?

"That Restaurant always remains crowded. This is the reason why nobody goes there".

Can you find a flaw in this statement?

What does this mathematical rebus means ?

If,

Akriti = 631
Levis = 521
Sroti = 521
Aneel = 533
Then,
Sunil =?

Two boys were admitted to a school. When the headmaster asks them about their parents, they tell him that they have same parents (father and mother). On further inquiry, it turns out that they both share the same date for their birthday.

"Are you twins," ask the headmaster.
"No," replies the boys.

Is it possible?

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

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?