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

Catching Cows
More than anything, Bob wanted to be a cowpoke. Taking pity on him, a rancher decided to hire the lad and give him a chance.
"This," he said, showing him a rope, "is a lariat. We use it to catch cows."
"I see," said Bob, trying to seem knowledgeable as he examined the lariat. "And what do you use for bait?"