what does this picture(rebus) riddle means ?

There was a minor accident with a doctor's son but the doctor noticed no major injury. After the treatment, the father of that doctors son is sitting with the son of the doctor without the doctor being in the room.

How can this be possible?

Prove that the below maths equation is true.

8 + 8 = 91

Find out which of the given views in the picture is accurately the top view of the given pyramid.

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

Which tank will fill first?

Find the 8 in the below-given Image.

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

What occurs twice in a week, once in a year but never in a day?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?