Keyboard words are not in alphabetical order, Why?

If,

6 / 7 = 2
3 / 9 = 7
8 / 2 = 6

Then

4 / 5 = ?

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

Only Highly Attentive Can Spot The Ladder In This Library In 7 Seconds! Can You?

Why do Chinese men eat more rice than Japanese men do ?

A number with an interesting property:

When I divide it by 2, the remainder is 1.
When I divide it by 3, the remainder is 2.
When I divide it by 4, the remainder is 3.
When I divide it by 5, the remainder is 4.
When I divide it by 6, the remainder is 5.
When I divide it by 7, the remainder is 6.
When I divide it by 8, the remainder is 7.
When I divide it by 9, the remainder is 8.
When I divide it by 10, the remainder is 9.

It's not a small number, but it's not really big, either.
When I looked for a smaller number with this property I couldn't find one.

Can you find it?

The person who makes it has no need for it; the person who buys it has no use for it. The person who uses it can neither see nor feel it. What is it?

A train full of passengers goes through a tunnel. When the train comes out from the other end, there is no single person on the train.

How did it happen?

Be active and find the killer in the picture Riddle below.

If EELS + MARK + BEST + WARY = EASY

What does HELP + BARK + WARD + LEAD equal?