Count the number of triangles in the below picture?

If an electric train is travelling south, then which way is the smoke going?

What has hands, but can’t clap?

Which number comes next in the number series?

2, 9, 30, 93, ?

What does this rebus picture identify?

Identify the hidden meaning behind this picture?

Make the seating arrangement of 10 children in such a way that there are 5 rows with 4 children in each row.

Whats the next number in the below number sequence pattern.

It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

What is the difference between a jeweller and a jailer?