Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

I am the black child of a white father, a wingless bird, flying even to the clouds of heaven. I give birth to tears of mourning in pupils that meet me, even though there is no cause for grief, and at once on my birth, I am dissolved into air. What am I?

What type of tree can I carry in my hand?

Can you find the company name in the pictogram below?

Which city is three-fifths chick two third cat and 50% goat?

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

Can you count the number of lines in the below picture?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

A kind heart person buy packed food at 3$/packet from United states and sells them at 1$/packet at Africa. After some time he becomes a millionaire.

How come the guy become millionaire ?