Peter is playing around with a two-plate scale and finds that the scale stays in equilibrium if one plate is filled with two keys, two coins and three toy soldiers OR one apple, one toy soldier and one lemon, and the other plate with a weight of 100 grams. One coin, one key, one soldier and one plum together weigh 50 grams. The lemon, the apple and the plum weigh exactly the same as one coin, one key, one soldier and one pen. How much does the pen weigh?
50 grams.
Cracked that riddle, did you? Fantastic work! But the fun doesn’t stop here. Ready to tackle another? Find more riddles to solve right…
Will Ketchum settled into his chair as Sergeant Zupp came into his office. “‘Have all three arrived, Hans?” he asked.Sergeant Zupp nodded. “They all agreed to come and answer a few questions. The storeowner objected at first, but the cab driver and the painter were willing enough.”‘Inspector Ketchum looked pleased. “If one of them is…
Carl Jones introduced Roger Smith to his friend as his ‘Uncle Roger’. Roger Smith introduced Carl Jones to his friend as his ‘Uncle Carl’. “If you are uncles to each other,” queried one of the friends, “you must also be nephews to each other.” “That’s correct,” replied Carl. Since there has been no breach of…
You have an appointment to meet your friend the logic professor during the winter holidays when she is on vacation. Today is Friday. She has told you to meet her two days after the day before the day after tomorrow. What day does she expect you?
