In the city of Brain Teasers, 5% of people do not list their phone numbers. Now if we select random 100 people from the phone directory, then how many people selected will have unlisted phone numbers?

Dwayne Johnson was running away with the loot from a heist in his car along with Vin Diesel. One tire was punctured and he dropped down to replace it. While changing the wheel, he dropped the four nuts that were holding the wheel and they fell into a drain. Vin Diesel gave him an idea using which they were able to drive till the rendezvous point.

What was the idea ?

Can you quickly find which two matchstick figures are identical?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

When does a USA Potato change its nationality?

Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3.

(You can use one number only once)

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

Count the number of balls in picture below:

I have teeth but i don't bite. Who Am I ?

Can you solve below mathematical equation?

2^1234 - 2^1233