I have branches, but no fruit, trunk or leaves. What am I?

John went to meet his friend Jacob, but when he was about to reach the main gate, John notices that Jacob had a mighty dog who was fastened to the tree. The chain is long enough that it allows the dog to reach the main gate.

How can the John reach the main gate?

What has a bottom at the top?

Find the 8 in the below-given Image.

Two natural numbers have a sum of less than 100 and are greater than one.

John knows the product of the numbers and Jacob knows the sum of numbers.

The following conversation takes place between them:
John: 'I am not aware of those numbers.'
Jacob: 'I knew you wouldn't be. I am not aware myself.'
John: 'Now I know them!'
Jacob: 'Now I know them, too!'

What are the two numbers?

Name the three-letter word that can complete the below words:

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

People make me, save me, change me, raise me. What am I?

What does this Rebus Picture mean?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?