First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

What do you see in the image below

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

I know a nine-letter word having only one vowel.
Do you ?

You can hear me, but you can't touch or see me.

What am I?

Replace the question mark in the picture below.

'Ferrari driver' easily beats the 'force driver' in a two-car race. How did Indian newspapers truthfully report so to look as a 'force drive' had outdone the 'Ferrari driver'? Think!!!

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

I have an apple tree , number of apple in this tree get doubles every week.

On 30th week , the tree gets completely filled with apples :-)



Can you tell me , on what week does my tree is half covered with apples ?