Daily Brain Teasers for Saturday, 08 October 2022
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
Find the right combination
The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
Calculate the number 1612
NUMBERMANIA: Calculate the number 1612 using numbers [4, 9, 9, 8, 89, 169] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
MAGIC SQUARE: Calculate A*B*C
The aim is to place the some numbers from the list (3, 4, 6, 14, 17, 18, 20, 21, 22, 24) into the empty squares and squares marked with A, B an C. Sum of each row and column should be equal. All the numbers of the magic square must be different. Find values for A, B, and C. Solution is A*B*C.

In the zoo
A certain zoo had acquired a very rare species of gorilla. Within a few weeks, the female gorilla became very horny and difficult to handle and, upon examination, the zoo veterinarian found that the gorilla was in heat. To make matters worse, there was no male gorilla of the species available.
While reflecting on their problem the zoo administrators noticed Mike, an employee responsible for cleaning the animals' cages. Mike it was rumored, possessed ample ability to satisfy a female, but he wasn't very bright. So the zoo administrators thought they might have a solution and Mike was approached with a proposition: would he be willing to have sex with the gorilla for $500?
Mike showed some interest but said he would have to think the matter over carefully. The following day Mike announced that he would accept their offer, but only under three conditions.
'First,' he said, 'I don't want to have to kiss her.
Secondly I want nothing to do with any offspring that may result from the union.'
The zoo administration quickly agreed to these conditions, so they asked what his third condition was.
'Well,' said Mike, 'you've gotta give me another week to come up with the $500.'
Find number abc
If 649c2 - 5b95c = ba0b5 find number abc. Multiple solutions may exist.
North Korea nuclear testIn 2006, North Korea announced that it had made its first nuclear test, making it the eighth country to explode a nuclear device. The U.S. Geological Survey detected a 4.2 magnitude tremor in North Hamgyong Province. Two days earlier, the United Nations Security Council had warned against making any nuclear test. Afterwards, China said it “firmly opposes” North Korea’s conduct, and that the test was a “flagrant and branzen” violation of international opinion. Satellite intelligence had for several years surveyed for suspected underground test sites. There had been of four decades of that country’s nuclear development efforts leading up to the test explosion.« |
Which is a winning combination of digits?
The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
Calculate the number 3077
NUMBERMANIA: Calculate the number 3077 using numbers [9, 1, 2, 5, 92, 607] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Find number abc
If 5b64c - 2b64a = 2aaaa find number abc. Multiple solutions may exist.
Find the right combination
The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
Calculate the number 1651
NUMBERMANIA: Calculate the number 1651 using numbers [6, 2, 7, 4, 31, 649] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
MAGIC SQUARE: Calculate A*B*C
The aim is to place the some numbers from the list (2, 23, 27, 31, 33, 35, 41, 64, 69, 73, 77, 79) into the empty squares and squares marked with A, B an C. Sum of each row and column should be equal. All the numbers of the magic square must be different. Find values for A, B, and C. Solution is A*B*C.