If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

Two trains start at the same time, one from Bangalore to Mysore and the other from Mysore to Bangalore. if they arrive at their destinations one hour and four hours respectively after passing one another, how much faster is one train running than the other?

Count the number of triangles in the picture below:

Replace the question mark with the correct number in below Picture:

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

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?

81 x 9 = 801. What must you do to make the this equation true?

Can you find the 09 errors in the picture below?

Spot 5 differences in two Christmas tree below: