Which number should replace the question mark?

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

The ultimate seek-and-find challenge! Can you unearth the hidden boot amongst the sheep in our shearing salon? Put your skills to the test!

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?

2 ladies and 2 girls need to cross a river in a boat big enough for 1 LADY or 2 girls. How do they do it?

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

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

John drives to his office at 20km/hr. After reaching the office, he realizes that today is a holiday. He went back at an average speed of 30km/hr. Discounting the time spent in the stoppage what was the average speed of his journey?

I look at you, you look at me, I raise my right, you raise your left. What am I?

The more of this there is, the less you see. What is it?