I can write cow in 13 letters.

Can You?

If you drop a 15 kg iron bar and a 5 kg bag of cotton from a height of 50 meters which will reach the ground first?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

Which tank will fill first?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

Check out the number list below and find what number comes next in the sequence.

111 , 113 , 117 , 119 , 123 , 137 , ?

What does this rebus riddle means ?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

What is the relationship between these matchstick pictures below?