Showing posts with label technothlon answers. Show all posts
Showing posts with label technothlon answers. Show all posts

Sunday, July 17, 2011

Never ask a womens age :P

In the pub of a quiet little village, the bartender and the local school teacher had the following conversation. The bartender said: "Pastor Petersen was visited by three women today. Can you work out how old they are, if you know that the product of their ages is 2450, and that together they are as old as you are?" After a deep consideration, the teacher said: "No, I can't." Then the bartender said: "Of course you can't, but if I tell you that the oldest woman is older than pastor Petersen, you should be able to work it out." The teacher did. Can you find out how old is pastor Petersen?

The flippant number

A positive integer n is called “flippant” if n does not end in 0 (when written in decimal
notation) and, moreover, n and the number obtained by reversing the digits of n are
both divisible by 7. How many flippant integers are there between 10 and 1000


Get solution now just for a tweet

Funbit

It's always 1 to 6, it's always 15 to 20, it's always 5, but it's never 21, unless it's flying. What is this?

Click here for the answer