Can you find the least possible number such that

If the number is divided by 3, it gives the remainder of 1;
If the number is divided by 4, it gives the remainder of 2;
If the number is divided by 5, it gives the remainder of 3;
If the number is divided by 6, it gives the remainder of 4.

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

John went to buy some expensive, foreign chocolates. He only had Rs 100 with him. When he reached the shop, he got out and know that on those chocolates, there was a 15% import duty and 5% VAT.

How much worth chocolate should he buy so that he can accommodate it in Rs 100?

Count the number of triangles in the given picture.

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

How is a fly different from a mosquito?

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

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?

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?