When my father was 31 I was 8. Now he is twice as old as me. How old 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 this below rebus puzzle mean?

What is the largest number you can write with just 3 digits?

It is always ahead of me yet I can never see it. What is it?

Doctor Alex and a bus driver John are both in love with the same woman named Olivia. The bus driver need to go for a long trip of 10 days, Before he left he gave Olivia 10 apples.

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

Four people need to cross a rickety bridge at night. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. The bridge is only strong enough to support two people at a time. Not all people take the same time to cross the bridge. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge?

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?