Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

Mr Black, Mr Gray, and Mr White are fighting in a truel. They each get a gun and take turns shooting at each other until only one person is left. Mr Black, who hits his shot 1/3 of the time, gets to shoot first. Mr Gray, who hits his shot 2/3 of the time, gets to shoot next, assuming he is still alive. Mr White, who hits his shot all the time, shoots next, assuming he is also alive. The cycle repeats. If you are Mr Black, where should you shoot first for the highest chance of survival?

You are in a room that has three switches and a closed door. The switches control three light bulbs on the other side of the door. Once you open the door, you may never touch the switches again. How can you definitively tell which switch is connected to each of the light bulbs?

There is a movie name hidden in the picture that is attached with this question. Can you find out which movie is it?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

Replace the question mark in the picture below.

Different lights make me strange by changing me into different sizes. What am I?

What does man love more than life, and hate more than death or mortal strife; that which satisfied men want; the poor have, and the rich require; the miser spends, the spendthrift saves, and all men carry to their graves?

Can you identify the Oscar-winning movie from the rebus below?

How many triangles can you find in this given picture?