Which tank will fill first?

Different lights make me strange by changing me into different sizes. What am I?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

How many words can a pen with half refill write?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

Usually, a boxing match consists of twelve rounds. In a particular friendly match between two heavyweights, the match was finished in the ninth round itself as one of the boxers knocked out the other one.

But, in that fight, no man threw even a single punch.

How can this be possible?

There once were seven dwarfs who were all brothers. They were all born two years apart. The youngest dwarf is seven years old. How old is his oldest brother?

When a clock is observed, the hour hand is at a minute mark and the minutes hand is six minutes ahead of it.

When the clock is observed again after some time, the hour hand is precisely on a different minute mark and the minute hand is seven minutes ahead of it.

Can you calculate how much time has elapsed between the two observations?

Find out the number of circles in the given picture having Illusion

Which alphabet letter is a question?