Two Twins Jack and Jill were standing back to back and suddenly they started running in opposite direction for 4 kilometres and then turn to left and run for another 3 kilometres.

what is the distance between the Baggio twins when they stop ?

Identify the hidden meaning behind this picture?

A rain drop fell from one leaf to another leaf and lost 1/4th of its volume. It then fell to another leaf and lost 1/5th of the volume. It again fell on another leaf and lost 1/5th of the volume.



This process kept repeating till it fell on the last leaf losing 1/75th of its volume.



Can you calculate the total percentage of loss from the initial volume when the drop has fallen to the last leaf accurate up to two decimal places?

Give it food and it will live; give it water and it will die.

Count the number of triangles in the below picture?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

John and Jenni are a married couple. They have two kids, one of them is a girl. Assume safely that the probability of each gender is 1/2.
What is the probability that the other kid is also a girl?

Hint: It is not 1/2 as you would first think.

Which is heavier: a ton of bricks or a ton of feathers?

How do you go from 98 to 720 using just one letter?