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?

A newspaper is supposed to have 60 pages.Pages 14 and 21 are missing from the newspaper.

Can you tell me , Which other pages won't be there as well ?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

What is 3/7 chicken, 2/3 cat and 2/4 goat?

The person who makes it has no need for it; the person who buys it has no use for it. The person who uses it can neither see nor feel it. What is it?

Find three numbers such that When we multiply three numbers, we will get the prime numbers. The difference between the second and the first number is equal to the third and second.

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

How many bananas can you eat if your stomach is empty?

13 decks of cards have been mixed. What is the minimum number of cards that must be taken out from the above-mixed cards to guarantee at least one 'four of a kind?