Jack was having a candle light dinner with his girlfriend. Suddenly a cold gush of wind entered through the open window and three of the ten candles were extinguished. Assuming that none of the other candles were extinguished.

How many candles are they left with in the end ?

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

A man wants to cross the pit of fire which is 25 feet in length and he has 2 planks(fire resistant) 19 feet in length. How can he cross the pit of fire alive?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

I’m tall when I’m young, and I’m short when I’m old. What am I?

A high school has a strange principal. On the first day, he has his students perform an odd opening day ceremony:

There are one thousand lockers and one thousand students in the school. The principal asks the first student to go to every locker and open it. Then he has the second student go to every second locker and close it. The third goes to every third locker and, if it is closed, he opens it, and if it is open, he closes it. The fourth student does this to every fourth locker, and so on. After the process is completed with the thousandth student, how many lockers are open?

Can you count the number of triangles in the picture below?