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

Transform the word THINK into BRAIN while changing only one letter at a time in a manner that each of the word in the process is a real word!!!

The Federal bank of London is abducted by the robbers. The head of the robbers asked the cashier to empty their money vault to them and when suddenly cashier got a call from her father. To avoid any suspicion, the robber asked the cashier to pick the call and reply her father in the shortest manner possible.

The cashier told her father "Is there an emergency father, Call me when you are free and I will help you in your furnishing" and then the cashier hung up the phone.

After 10 minutes, police arrived at the crime scene.

How did the police know about the robbery?

I have an eye but still cannot see.

Who am I?

What is at the end of a rainbow?

You want to boil a two-minute egg. If you only have a three-minute timer (hourglass), a four-minute timer and a five-minute timer, how can you boil the egg for only two minutes?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

Can you find out who is the kidnapper in below Picture and why, Explain ?