If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

Whats the next number in the below number sequence pattern.

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

A bomb exploded in a room full of married couples and no one died. How?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

Which is the rope you never skip with?

Chef Andrea has to light the kitchen stoves to open her restaurant for the day. There are three stoves in the kitchen: A glass stove, a brick stove, and a wood stove. She only has one match. Which does she light up first?

A man lives on the fifteenth floor of an apartment building. Every morning he takes the elevator down to the lobby and leaves the building. In the evening, he gets into the elevator, and, if there is someone else in the elevator, or if it was raining that day, he goes back to his floor directly. Otherwise, he goes to the tenth floor and walks up five flights of stairs to his apartment. Can you explain why he does this?

There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

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