What Time Should the last watch show in the below figure?
Can you think of any three-dimensional shape that comprises of exactly two surfaces?
Can you write down eight eights so that they add up to one thousand?
You have two rectangular wires. Both of them have property that when you light the fire from one end , it will take 60 minutes to get completely burn. However, they do not burn at consistent speed (i.e it might be possible 1st 20% burn in 50 minutes and 80% can burn in 10 minutes). So how could you measure 45 minutes ?
If one and a half boys, eat one and a half burgers in one and a half hours. How many burgers can 9 boys eat in 3 hours?
Find the next number in the series 12, 20, 40, 72, 116, 172 ?
What breaks yet never falls, and what falls yet never breaks?
I have an eye but still cannot see. Who am I?
There is a unique number which when multiplied by any number from 1 to 6, we will get the new number that contains the same digits only. Can you find that number?
I shave every day, but my beard stays the same. What am I?
Every words stands for unique digit that makes the arithmetic equation true SEVEN + SEVEN + SIX = TWENTY. What are the digits ?
The inventor of the Rubik’s Cube didn’t realize he’d built a puzzle until he scrambled it the first time and tried to restore it.