Which is faster, Heat or Cold ? Explain.

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

Where do you go to learn how to make ice cream?

What word does this rebus represent?

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In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

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

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

John can place six large boxes or nine small boxes into a carton.

Can you find out in how many cartons can he place sixty-six boxes in total?

Replace the question mark with the correct number in below Picture:

What 5-letter word typed in all capital letters can be read the same upside down?

There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?