Can you make a six-letter word using the letters N, A and B ?

What do you see in the given picture?

I have two sand hourglasses:
1. A 7 minute one and
2. An 11-minute one.

Using just these 2 sand hourglasses, how can I measure time as 15 minutes?

Why do you find that most of the buildings are deprived of the 13th floor?

Name the three-letter word that can complete the below words:

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

A bomb exploded in a room full of married couples and no one died. How?

What can you serve, but never eat?

A Car is crossing a bridge 2 miles long. The bridge can only hold 10000 lbs, which is the exact weight of the car. The Car makes it half way across the bridge and stops. A bird lands on the car. Does the bridge collapse? Explain.

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

A father's child, a mother's child, yet no one's son.

Who am I?