Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

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

Who am I?

What you cannot hold but it is yours?

If,

20 % 5 = 24

21 % 7 = 33

42 % 6 = 67

Then;

66 % 6 = ?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

When it is alive we sing, when it is dead we clap our hands. What is it?

What does this mathematical rebus means ?

You walk into a creepy house by yourself. There is no electricity, plumbing, or ventilation. Inside you notice 3 doors with numbers on them. Once you open the doors you will die a particular way. Door No.1 You’ll be eaten by a lion who is hungry. Door No.2 You’ll be stabbed to death. Door No.3 There is an electric chair waiting for you. Which door do you pick?

Alpha is Beta's sister.

Gamma is a Beta mother.

Delta is Gamma's father.

Tango is Delta's mother.

Then,

How is Alpha related to Delta?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.