If you drop a 15 kg iron bar and a 5 kg bag of cotton from a height of 50 meters which will reach the ground first?

The first person saw the bridge step on it and crossed,
the second person saw the bridge did not step on it but crossed,
the third person did not see the bridge did not step on it but crossed.
Who are these people?

How many times in a given day, minutes and hour clock comes in a straight line ?

Spot what is wrong here in below Picture?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

Find the hidden tiger in the given optical illusion ?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

If two fifty-foot ropes are suspended from a forty-foot ceiling that is twenty feet apart, how much rope will you be able to steal if you have a knife?

Which Burger Is Different in below image?

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?