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Math (page 256)These are fun math riddles. All of these tricky riddles are based on real math concepts and can be solved with purely math and logic. These are the tasks listed 2551 to 2560. |
Find number abc
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If 66ccc - cabca = b1199 find number abc. Multiple solutions may exist. Calculate the number 5652
. Each of the numbers can be used only once.','/archive/2017/06/05/numbermania-1496621101.png','/calculate-the-number-5652/3958'))
NUMBERMANIA: Calculate the number 5652 using numbers [7, 3, 3, 5, 59, 536] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Find number abc
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If ca9c9 + a3479 = 12043b find number abc. Multiple solutions may exist. 
Chinese Jews
Sid and Al were sitting in a Chinese restaurant.
"Sid," asked Al, "Are there any Jews in China?"
"I don't know," Sid replied. "Why don't we ask the waiter?"When the waiter came by, Al said, "Are there any Chinese Jews?"
"I don't know sir, let me ask," the waiter replied and he went into the kitchen.
He quickly returned and said, "No, sir. No Chinese Jews."
"Are you sure?" Al asked.
"I will check again, sir." the waiter replied and went back to the kitchen.
While he was still gone, Sid said, "I cannot believe there are no Jews in China. Our people are scattered everywhere."
When the waiter returned he said, "Sir, no Chinese Jews."
"Are you really sure?" Al asked again. "I cannot believe there are no Chinese Jews."
"Sir, I ask everyone," the waiter replied exasperated. "We have orange jews, prune jews, tomato jews and grape jews, but no one ever hear of Chinese jews!"
Calculate the number 821
. Each of the numbers can be used only once.','/archive/2017/06/02/numbermania-1496361902.png','/calculate-the-number-821/3950'))
NUMBERMANIA: Calculate the number 821 using numbers [1, 4, 4, 1, 25, 795] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. 
MAGIC SQUARE: Calculate A*B*C
 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.','/archive/2017/06/01/magic-square-1496275549.png','/MAGIC-SQUARE-Calculate-A-B-C/3947'))
The aim is to place the some numbers from the list (2, 5, 6, 8, 11, 12, 68, 71, 72, 80) 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. Find number abc
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If acc12 - 3aaa3 = 41b39 find number abc. Multiple solutions may exist. Calculate the number 1178
. Each of the numbers can be used only once.','/archive/2017/05/29/numbermania-1496016301.png','/calculate-the-number-1178/3939'))
NUMBERMANIA: Calculate the number 1178 using numbers [3, 6, 7, 8, 84, 970] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Find number abc
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If c5b73 + bc8a9 = 11050a find number abc. Multiple solutions may exist. Calculate the number 1695
. Each of the numbers can be used only once.','/archive/2017/05/26/numbermania-1495757101.png','/calculate-the-number-1695/3931'))
NUMBERMANIA: Calculate the number 1695 using numbers [1, 6, 8, 9, 70, 119] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. MAGIC SQUARE: Calculate A-B+C
 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.','/archive/2017/05/25/magic-square-1495670744.png','/MAGIC-SQUARE-Calculate-A-B-C/3928'))
The aim is to place the some numbers from the list (1, 2, 3, 5, 11, 12, 14, 52, 53, 55) 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. 
