Daily Brain Teasers for Sunday, 16 February 2025
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
Find number abc
If 7a1b7 - c214a = c8a27 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 531
NUMBERMANIA: Calculate the number 531 using numbers [2, 2, 6, 3, 50, 139] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Fact or fiction?
Fact or fiction (you make the call):
1. Marriages are made in heaven. But so again, are thunder and lightning.
2. After marriage, husband and wife become two sides of a coin… they can’t face each other, but, they still stay together.
3. Married life is very frustrating. In the first year of marriage, the man speaks and the woman listens. In the second year, the woman speaks and the man listens. In the third year, they both speak and the neighbours listen..
4. When a man opens the door of his car for his wife, you canbe sure of one thing: either the car is new or the wife is.
5. Marriage is when a man and woman become as one. The trouble starts when they try to decide which one.
6. Before marriage, a man will lie awake all night thinking about something she says. After marriage, he will fall asleep before she finish.
7. Every man wants a wife who is beautiful, understanding, economical, and a good cook. But the law allows only one wife.
8. They say when a man holds a woman’s hand before marriage, that is LOVE. After marriage, that is SELF DEFENSE.
9. A wife becomes a “SEX OBJECT” when every time the husband asks for sex she objects!
10. Marriage is the only war where you get to sleep with the enemy.
11. There are two four-letter words that are offensive to men in marriage : “don’t” and “stop”, unless, they are used together (“don’t stop”).
12. Marriage is an institution where the man loses his Bachelor’s Degree and the woman gets her Master’s Degree.
13. In marriage, a man can have words with his wife, but, a woman can have paragraphs with her husband.
14. Marriage is love. Love is blind. Therefore, marriage is an institution for the blind.
15. There are 3 stages of SEX in a married life: Tri-weekly, try weekly and try weakly.
16. LOVE is a long sweet dream; MARRIAGE is the alarm clock.
17. When a newly married man looks happy, we know why. But, when a 10-year married man looks happy, we wonder why.
18. Marriage is not a word. It is a sentence … a LIFE SENTENCE.
MAGIC SQUARE: Calculate A-B*C
The aim is to place the some numbers from the list (15, 16, 20, 21, 23, 28, 61, 62, 64, 69, 97) 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.
Robert John KaneDied 16 Feb 1890 at age 80 (born 24 Sep 1809). Irish chemist whose book, The Industrial Resources of Ireland (1844), provided a study of the scientific and potential economic value of developing the country's natural resources. Kane began scientific research in his youth at his father's industrial chemicals factory. His first papers were published as a teenager. By the age of 22, he had already written a book, Elements of Practical Pharmacy, and was a professor of chemistry at Dublin's Apothecaries' Hall. In 1833, age 24, he published a paper in which he was the first to propose the existence of the -C2H5 ethyl radical (Dublin Journal of Medical and Chemical Sciences, which he founded). His research spanned inorganic, organic, physical, biological and applied chemistry.« |
Find number abc
If 962ac + 82bbc = ca8ac2 find number abc. Multiple solutions may exist.
What a winning 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 408
NUMBERMANIA: Calculate the number 408 using numbers [8, 4, 8, 8, 81, 864] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Find number abc
If bab7b - caca1 = 505c7 find number abc. Multiple solutions may exist.
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 7523
NUMBERMANIA: Calculate the number 7523 using numbers [1, 4, 1, 7, 90, 851] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
