f you were running a race, and you passed the person in 2nd place, what place would you be in now?

With the help clues provided in the image, can you find the 5 digit key?

A convention is held where all the big logicians are summoned. The master places a band on everyone's forehead. Now all of them can see others bands but can't see his own. Then they are told that there are different colours of bands. All the logicians sit in circle and they are further explained that a bell will ring at regular intervals. The moment when a logician knew the colour of band on his forehead, he will leave at the next bell. If anyone leaves at the wrong bell, he will be disqualified.

The master assures the logicians that the puzzle will not be impossible for anyone of them. How will the logicians manage ?

In a university, a professor gave a set of three problems to the three brilliant students of his class. See the image for the questions.

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

John was going on a jungle trip. He asked his wife to pack something to eat, something to drink and something to burn if he feels cold in the jungle. When John opens the backpack he found just one thing in the bag. What was it?

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

John is the son of Jacob.
So,
Jacob is the_____of John's father?

what does the below rebus mean?

How do you go from 98 to 720 using just one letter?