What will you call your mother's brother's brother-in-law?

Can you fill the blank with the correct number?

6 30 870 756030 _____

O_er_t_o_

Complete the missing letters of the given word.

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

Can you solve the below tricky visual equation?

12345 a famous South Indian actor
567 is a path in jumbled form
8 & 10 are same letters
9 is one among the first six alphabets.
WHO AM I?

The centre of the third figure is empty. What digit should fit inside?

A family is trapped in a jungle. There is a bridge which can lead them to safety. But at one time, the bridge can only allow two people to pass through. Also, all of them are afraid of the dark and thus, they can't go alone.

Father takes 1 minute to cross, the mother takes 2 minutes, the son takes 4 and the daughter takes 5 minutes. While crossing the time taken will be according to the slower one. How can they all reach the other side in the minimum possible time?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?