Brainteasers – Issue 14, 2009

1. Chain Bane

Two pieces of chain were left over after a new piece of AutomationDirect’s automation equipment was installed in the factory. The links were circular, uniform in size and shape and made from ½ inch thick metal. One piece was exactly 3 feet long, the other 22” in length. The longer piece had 6 more links than the shorter, how many links were in each piece of chain?

2. Drop Me a Letter

Can you think of a nine English letter word that continues to be a valid word as you remove letters one by one, all the way down to a single letter? There are several 😉

3. Hex Vex

Shown below are 6 cable ties forming a regular hexagon. Can you add three cable-ties, and arrange all nine to form another six-sided figure? No stacking or loose ends allowed.


If you need some cable ties – check here:

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A customer was bothering the waiter in a restaurant. First, he asked that the air conditioning be turned up because he was too hot, then he asked it be turned down cause he was too cold, and so on for about half an hour. Surprisingly, the waiter was very patient, he walked back and forth and never once got angry. So finally, a second customer asked him why he didn’t throw out the pest. “Oh, I really don’t care or mind,” said the waiter with a smile. “We don’t even have an air conditioner.”

New Math

The math teacher saw that little Johnny wasn’t paying attention in class. She called on him and said, “Johnny! what are 4, 2, 28 and 44?” Little Johnny quickly replied, “NBC, CBS, HBO and the Cartoon Network!”

Job Competition 

Two bright young engineers applied for the same position at a computer company. Since they had identical qualifications, the company asked the two applicants to take a ten-question test. At the conclusion of the test, one of the applicants was called into the manager’s office. “I have graded the test, and you both scored nine correct answers and got one answer wrong. Thank you for your interest, but we’ve decided to give the job to the other applicant.” “And why would you choose him if we both got nine questions correct?” asked the rejected applicant. “We have based our decision not on the correct answers, but on the question you missed,” said the Department manager. “And just how would one incorrect answer be better than the other?” the rejected applicant inquired. “Simple,” said the Department manager, “The other gentleman answered Question #5, ‘I don’t know.’ Your answer to Question #5 was, ‘Neither do I.'”F