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Brain Teasers (page 123)puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, sport... These are the tasks listed 1221 to 1230. |
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. Correct answers: 7
#brainteasers #mastermind
Calculate the number 5783
NUMBERMANIA: Calculate the number 5783 using numbers [9, 7, 8, 2, 87, 736] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A-B+C
The aim is to place the some numbers from the list (3, 7, 12, 14, 18, 23, 27, 31, 36, 65, 71) 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. Correct answers: 2
#brainteasers #math #magicsquare

A couple go for a meal at a Ch...
A couple go for a meal at a Chinese restaurant and order Chicken Surprise. The waiter brings the meal, served in a lidded cast iron pot. Just as the wife is about to serve herself, the lid of the pot rises slightly and she briefly sees two beady little eyes looking around before the lid slams back down.
"Good grief, did you see that?" she asks her husband.
He hasn't, so she asks him to look in the pot. He reaches for it and again the lid rises, and he sees two little eyes looking around before it slams down.
Rather perturbed, he calls the waiter over, explains what is happening, and demands an explanation.
"Please sir," says the waiter, "what you order?"
The husband replies, "Chicken Surprise."
"Ahh so sorry," says the waiter, "I bring you Peeking Duck."
"Good grief, did you see that?" she asks her husband.
He hasn't, so she asks him to look in the pot. He reaches for it and again the lid rises, and he sees two little eyes looking around before it slams down.
Rather perturbed, he calls the waiter over, explains what is happening, and demands an explanation.
"Please sir," says the waiter, "what you order?"
The husband replies, "Chicken Surprise."
"Ahh so sorry," says the waiter, "I bring you Peeking Duck."
Find number abc
If 9a82b - 798ca = 1a967 find number abc. Multiple solutions may exist. Correct answers: 3
#brainteasers #math
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. Correct answers: 4
#brainteasers #mastermind
Calculate the number 802
NUMBERMANIA: Calculate the number 802 using numbers [4, 2, 2, 7, 98, 628] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#brainteasers #math #numbermania
Find number abc
If 20b25 - b3b0a = a0bc find number abc. Multiple solutions may exist. Correct answers: 4
#brainteasers #math
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. Correct answers: 4
#brainteasers #mastermind
Calculate the number 4154
NUMBERMANIA: Calculate the number 4154 using numbers [3, 2, 6, 2, 45, 814] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A+B*C
The aim is to place the some numbers from the list (10, 11, 13, 14, 18, 21, 69, 70, 73, 74, 77, 91) 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. Correct answers: 1
#brainteasers #math #magicsquare
