A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?

Two prisoners Jack and Jill are locked in a cell.
There is open window approx 40 feet above the ground of the cell.
They are never able to reach there.

Then they plan to escape by a tunnel and they start digging out.
After digging for more than 20 days, Jill comes with the different plan and they escaped.

what was the plan ?

Find out the missing number in the picture attached:

In a town, there are over 100 flats.
Flat-1 is named first flat.
Flat-2 is named second flat.
Flat-3 is named third flat.

A visitors 'Victor' decides to walk through all the flats, he finds all the flats except flat-62.
Victor later founds that the local of the town have given it another name.

What is the name of the Flat?

Can you divide the below-given shape into four equal and identical pieces?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

What is black when you buy it, red when you use it, and gray when you throw it away?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

Count the number of squares in the picture below.

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