Did You Work It Out? The Solution to Our Riddle from the E-News Issue of June 2015
Remove the correct cards
Remove six cards and keep an even number of cards per line and column.
As shown in the image, imagine that 36 cards are placed in front of you. There are six in a row and six per column. Your task is to remove six cards, while keeping the total number of cards per row and column an even number …
Remove these six cards.
Remove six cards as shown in the image in order to keep the total number of cards per row and column an even number.
Pepperl+Fuchs is a leading developer and manufacturer of electronic sensors and components for the global automation market. Continuous innovation, enduring quality, and steady growth have been the foundation of our success for more than 70 years. Pepperl+Fuchs employs 6,200 people worldwide and has manufacturing facilities in Germany, USA, Singapore, Hungary, Indonesia and Vietnam, most of them ISO 9001 certified.