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

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

A girl was standing near the window thinking something. All of a sudden she decides something and throws something out of the window. She dies very soon after throwing it. She was perfectly healthy and had no disease or allergy. No one killed her and she did not commit suicide.

Can you think of any possible explanation that is logical as well for what happened there?

With the help clues provided in the image, can you find the 5 digit key?

A cricket has 6 legs, a squirrel has 4 legs and a spider has 8 legs.

In a local zoo, it was found that the total number of legs is 612. Also, there are equal number of each of the above animals/insects.

Can you find out how many animals are there in the zoo?

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

What can you see in the middle of March and April that you can never see in any other month?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

Today is John's birthday.
A year ago, John had five candles and he lit all the candles except the one at the last.
Now he is going to light all the candles.

How old is John Today?

(He is not five today.....)

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?