Can you find the key in the picture below?

If a shopkeeper can only place the weights on one side of the common balance. For example, if he has weights 1 and 3 then he can measure 1, 3 and 4 only. Now the question is how many minimum weights and names of the weights you will need to measure all weights from 1 to 1000? This is a fairly simple problem and very easy to prove also.

Check out the number list below and find what number comes next in the sequence.

111 , 113 , 117 , 119 , 123 , 137 , ?

what does this below rebus represent identXQQQQQME

I am an odd number. Take away a letter and I become even. What number am I?

John was going on a jungle trip. He asked his wife to pack something to eat, something to drink and something to burn if he feels cold in the jungle. When John opens the backpack he found just one thing in the bag. What was it?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

Which wheel of car does not rotate when you turn your car right?

Can you solve below mathematical equation?

2^1234 - 2^1233

How many triangles are there in the picture below?