Can you count the number of triangles in the given picture?

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

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

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

What question can you never answer yes to?

After undergoing a successful eye operation, A blind girl has just boarded a train to her home. The doctor asked her to open the bandages after 3 hours. On her train journey, she opened the bandages and within a fraction of the time she commits suicide by jumping off the train.

Though her operation was successful, Why did she commit suicide?

Why Aeroplane windows are round?

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

Alex is stranded on an island covered in forest.
One day, when the wind is blowing from the west, lightning strikes the west end of the island and sets fire to the forest. The fire is very violent, burning everything in its path, and without intervention the fire will burn the whole island, killing the man in the process.

There are cliffs around the island, so he cannot jump off.

How can the Alex survive the fire? (There are no buckets or any other means to put out the fire)