Question: what are the logical questions asked in interview?
Answer: Newcastle rain. Question: You're about to board a train from London to Newcastle. You want to know if it's raining, so you call your three friends who live in Newcastle. ... 
Juggling jugs. Question: You have a 5-litre jug and a 3-litre jug. ... 
Snail trail. Question: A snail sits at the bottom of a 30-foot wall.