Can you count the number of blocks in the picture below?

Different lights make me strange by changing me into different sizes. What am I?

What has lots of eyes, but can’t see?

What is at the end of a rainbow?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

What number should come in place of the question mark below?

Today is a very icy and cold morning in Newcastle. Mr Shearer, an office bus driver arrived to pick up the employees from the last stop. Shearer suddenly remembers that he needs to pick a newly joined 4miles to the north. Mr Shearer lost his direction compass, a few minutes later Shearer is able to figure that he is moving in the correct direction i.e. north. How did Shearer know that he is moving in the correct direction?

What has a bottom at the top?

In which direction should the missing arrow point?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?