You have a roll of cloth 1km long. You have a machine which cuts this roll into pieces of 10-meter-long cloth.

How long would it take for the machine to cut the roll if each cut took 4 secs?

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?

Can you identify the hidden rebus in the image below?

Complete the table series riddle by finding the number that can replace "??".

You have a square. What you have to do is cut and reassemble the square such that you create a Red Cross sign that has the same volume as that of the square.

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

A bank customer had $100 in his account. He then made 6 withdrawals. He kept a record of these withdrawals, and the balance remaining in the account, as follows:

Withdrawals Balance left
$50 $50
$25 $25
$10 $15
$8 $7
$5 $2
$2 $0
----- -----
$100 $99

Why are the Totals not tallying?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

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