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

Count the number of squares in the picture below.

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?

How many triangles can you find in this given picture?

A boy was locked in a room by some robbers. All that is in the room is a piano, a calendar, and a bed. The room is locked from the outside. What does he eat, drink, and how does he escape and get out?

They are three errirs in this question. Can you find them?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

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

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

If,
9 * 8 * 7 = 65
8 * 7 * 6 = 50
7 * 6 * 5 = 37

Find
6 * 5 * 4 = ?