What is the Surname of Barbie Doll?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

Can you Find and name the hidden bird in the picture below ?

What you cannot hold but it is yours?

What word does this rebus represent?

meta meta
meta meta

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

Eight of us go fourth, not back, to protect our king from an attack. What are we?

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

A horse was tied to a rope 5 meters long and the horses food was 15 meters away from the horse. How did the horse reach the food?