How can you tell a raw egg from a hard-boiled egg?

I have an eye but still cannot see.

Who am I?

What has lots of eyes, but can’t see?

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?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?

Which tank will fill first?

Solve the following series:
AZ, GT, MN, __, YB

Can you place three balls such that the equation shown in the picture holds true?

John's five friends Rachel, Jacob, Phoebe, Joey and Chandler live on the same road.

Rachel lives in the house: A, Jacob lives in the house: B, Phoebe lives in the house: C, Joey lives in the house:D, Chandler lives in the house: E

Mathematically
B*C*D = 1260
B + C + D = 2E
2A = E

The road numbers run from 2 to 222.

Can you tell me the house number of each of John's friends?

While sitting in the Car, John suddenly finds that one of the wheels was missing. John noticed that a killer is approaching towards him. John cannot get out of the car.

How will John escape?