Can you find the key in the picture below?

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

Can you tell a 3D object that has just two surfaces?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

what does the below math rebus puzzle mean?

You are presented with three boxes. One of them has a red ball inside and the other two have a black ball inside each of them. You are asked to pick up the one with red ball and you pick one. Now, one of the other boxes is opened and it is found to have a black ball.

You are presented with a chance to change your box with the one that is left closed. Will you change your box? Why or why not?

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

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?

Why is it very easy to weigh a fish?

Mother's Name is Mrs. SIXTY TWO
Son's Name is FIFTY TWO
Daughter's Name is FORTY TWO
What is Name of Father?