Why did the Girl throw the butter out of the window?

If 1+9+8=1, what is 2+8+9?

A Car is crossing a bridge 2 miles long. The bridge can only hold 10000 lbs, which is the exact weight of the car. The Car makes it half way across the bridge and stops. A bird lands on the car. Does the bridge collapse? Explain.

If it took eight men ten hours to build a wall, how long would it take four men to build it?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

One absent-minded ancient philosopher forgot to wind up his only clock in the house. He had no radio, TV, telephone, internet, or any other means for telling time. So he travelled on foot to his friend's place a few miles down the straight desert road. He stayed at his friend's house for the night and when he came back home, he knew how to set his clock. How did he know?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

what does this picture(rebus) riddle means ?

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?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?