Can you find out which number multiplied by itself will give the output as 12345678987654321?

Why is it very easy to weigh a fish?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

Can you find out the next digit in the following series ?

0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?

There is a wide field of corn. A goose finds its way into the field and starts running. Can you find out till which point the goose can run into the field?

Can you find out which triangle will have a bigger area among the following?
1. A triangle with sides 300, 400 and 500
2. A triangle with sides 300, 400 and 700

In a rainy season, one day 3 huge ladies walked under a normal-sized umbrella.
The umbrella is not huge enough to accommodate all 3 ladies yet not a single lady got wet. Why?

In the given picture, in how many ways can you read the word "Tiger"?

Which point will the car reach to go out?

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