My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

If you go to the movies and you're paying, is it cheaper to take one friend to the movies twice, or two friends to the movies at the same time?

I am a ten letters word
The first four letters have the power to rule,
Next, four-letter can be eaten.
The next three-letter represents a lady.
I can fly as well

what am I looking for?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

If,
29 - 1 = 30
9 - 1 = 10
14 - 1 = 15

Based on similar logic, Can you prove that the below algebraic equation is true?
11 - 1 = 10 ?

Solve the counting riddle by identifying the number of triangles in the given picture.

How could a baby fall out of a twenty-story building onto the ground and live?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

1 dollar = 100 cent
= 10 cent x 10 cent
= 1/10 dollar x 1/10 dollar
= 1/100 dollar
= 1 cent

=> 1 dollar = 1 cent

solve this tricky problem?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?