Before Mount Everest was discovered, what was the highest mountain in the world?

A sundial has the fewest moving parts of any timepiece. Which has the most?

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.

This is a picture puzzle. You have to guess the name of the movie that can be related to the picture.

I have thought of a number that is made up by using all the ten digits just once. Here are a few clues for you to guess my number:

First digits is divisible by 1.
First two digits are divisible by 2.
First three digits are divisible by 3.
First four digits are divisible by 4.
First five digits are divisible by 5.
First six digits are divisible by 6.
First seven digits are divisible by 7.
First eight digits are divisible by 8.
First nine digits are divisible by 9.
The number is divisible by 10.

Can you find out the number ?

A guard is positioned at the one side of the bridge saying ‘A’. His task is to shoot all those who try to leave from ‘A’ to the other side and say ‘B’. He also need to welcome the person who comes from another side ‘B’ to his side ‘A’. The guard comes out of his post every 1 hour and looks down the bridge for any people trying to leave. You are at side ‘A’ and wish to go to another side ‘B’. you also know that it would take 1:45 hr to cross the bridge. How will you cross the bridge?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

I always drive my customer away.

Who am I?

If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?