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

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

Take one out and scratch my head, I am now black but once was red. What am I?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

Pronounced as one letter,
And written with three,
Two letters there are,
And two only in me.
I am double, I am single,
I am black blue and grey,
I am read from both ends,
And the same either way.

A man always keeps a spare tyre in his car. To make full use of all the five tyres, he changes the tyres in a manner that for a distance of 1, 00,000 km, each of them runs the same distance.

Can you calculate the distance travelled by each tyre on that journey?

How can you drop a raw egg from a height onto a concrete floor without cracking it?

What do you call a fish without an eye?

A man was going to bleach his socks because they had gotten muddy the day before. As he was pouring the bleach into the washing machine, he spilt some on the floor. He got some cleaning fluid and mopped it up with a rag. Minutes later he was dead. What killed him?