I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

A sundial has the fewest moving parts of any timepiece. Which has the most?

John was piloting a plane behind a car but was never able to overtake it. Why?

what does the below rebus mean?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

1. What does:
TIM JOB
represent?

2. What does:
MO_ _
represent?

A monk has a very specific ritual for climbing up the steps to the temple. First, he climbs up to the middle step and meditates for 1 minute. Then he climbs up 8 steps and faces east until he hears a bird singing. Then he walks down 12 steps and picks up a pebble. He takes one step up and tosses the pebble over his left shoulder. Now, he walks up the remaining steps three at a time which only takes him 9 paces. How many steps are there?

What is the centre of gravity?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?