There are four three-digit n...
There are four three-digit numbers that share this property: the number itself, its double and its triple contain each digit from 1 to 9 exactly once. For example, 192 is one of them because 192, 384, 576 contain 1 to 9 each once. 273 is another one of them because 273, 546, 819 contain 1 to 9 each once. Can you find the other two numbers and calculate the product of these two numbers?Correct answers: 23
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math #riddles
Zen Sarcasm, Part 1
1. Do not walk behind me, for I may not lead. Do not walk ahead of me, for I may not follow. Do not walk beside me either. Just pretty much leave me alone.
2 The journey of a thousand miles begins with a broken fan belt or a leaky tire.
3. It's always darkest before dawn, so if you're going to steal your neighbor's newspaper, that's the time to do it.
4. Don't be irreplaceable. If you can't be replaced, you can't be promoted.
5. Always remember that you're unique. Just like everyone else.
6. Never test the depth of the water with both feet.
7. If you think nobody cares if you're alive, try missing a couple of car payments.
8. Before you criticize someone, you should walk a mile in their shoes. That way, when you criticize them, you're a mile away and you have their shoes.
9. If at first you don't succeed... Skydiving is not for you.
10. Give a man a fish and he will eat for a day. Teach him how to fish, and he will sit in a boat and drink beer all day.
2 The journey of a thousand miles begins with a broken fan belt or a leaky tire.
3. It's always darkest before dawn, so if you're going to steal your neighbor's newspaper, that's the time to do it.
4. Don't be irreplaceable. If you can't be replaced, you can't be promoted.
5. Always remember that you're unique. Just like everyone else.
6. Never test the depth of the water with both feet.
7. If you think nobody cares if you're alive, try missing a couple of car payments.
8. Before you criticize someone, you should walk a mile in their shoes. That way, when you criticize them, you're a mile away and you have their shoes.
9. If at first you don't succeed... Skydiving is not for you.
10. Give a man a fish and he will eat for a day. Teach him how to fish, and he will sit in a boat and drink beer all day.