Can you calculate the probability of getting a sum of six when a dice is thrown twice?

Thirty friends were on a hiking trip when they decided to enjoy the bonfire. They assembled for it and agreed to play a game. For that, they divided themselves into five teams with seven members each, forming five rows.

How did they manage to achieve this formation?

I have feet, but no legs. Which animal Am I?

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?

What is the next shape from answers A, B, C, and D figure?

On a certain day, John celebrated his birthday. Two days later, his older twin brother Jacob celebrated his birthday.

Is this even possible? How can it be?

Find out the number of circles in the given picture having Illusion

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

What can you hold in your right hand, but never in your left hand?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?