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

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?

What does a man do only once in his lifetime, but women do once a year after they are 29?

What happened when the wheel was invented?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

What is harder to catch the faster you run?

'S' refers to the number of seconds in a day and 'H' refers to the number of hours in ten years. Which quantity out of these two is greater?

Jack and Joseph are well-known golf rivals. One Day during a match, they were level at a score of 30. Jack hit a bad shot and Joseph added 10 to his score. Joseph then hit an awesome shot and he won the game.

How ?