How many times do a clock's hands overlap in a day ?

You are playing as white and given four rooks to checkmate the black king in four moves with the following rules 1. You can place one rook every move and ensure the black king should be in check position.2. After four moves the black king should be in the checkmate position.

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

What goes through cities and fields, but never moves?

What word begins and ends with an E, but has only one letter?

I know a 5-digit number having a property that With a 1 after it, it is three times as large as it would be with a one before it.

Guess the number?

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

Can you find the odd number in the following five choices?

1) 482636
2) 259807
3) 865195
4) 104739
5) 391744

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?