Count the Triangle in the figure given below:

What is the difference between a jeweller and a jailer?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?

What type of tree can I carry in my hand?

I always drive my customer away.

Who am I?

Can you count the number of triangles inside a triangle?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

How can you take 2 from 5 and leave 4?

A girl says this to her best friend: “I was born in 1955, and I celebrated my 17th birthday last weekend.” Her best friend thinks she’s lying, but she’s actually correct. How is that possible?