It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

I have 50 feet long of cloth, I need to create 50 handkerchiefs each size of 1 foot. I take one minute to cut a 1-foot handkerchief. So how long will it take to cut 50 handkerchiefs?

Who always enjoys poor health?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Solve the equation in the image by looking at the pattern closely.

What has many teeth, but cannot bite?

Solve this riddle by finding the odd one out from the rest.

Four men were in a boat on the lake. The boat turns over, and all four men sink to the bottom of the lake, yet not a single man got wet! Why?