When we see 2 but call 10?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

On a magical land of Mexico , all the animal in the land are rational.

There are 10 tigers and one goat.
Tiger can eat goat but since it's a magical land , the tiger who eats the goat , turns into goat and then can be eaten by the remaining tiger(s).

If we leave them for some time then how many goat and tiger will be there , when we come back ?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

Find the number of squares in the below picture

what's the probability of getting a king or a queen from a pack of 52 cards?

A red house is made out of red bricks. A yellow house is made out of yellow bricks. And, a blue house is made out of blue bricks. So, what is a greenhouse made of?

what does this below rebus represent identXQQQQQME

Which is the smallest number that you can write using all the vowels exactly once?

Akbar summoned Birbal out of anger.
He told him that he will have to face death.
He asked him to make a statement and if the statement is true he will be buried alive and if the statement is false, he will be thrown at lions.
After hearing Birbal’s statement, Akbar could do nothing but smile.
He gave him 5 gold bars and let him go.

What did Birbal say?