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Math (page 86)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 851 to 860. |
MAGIC SQUARE: Calculate A+B-C
The aim is to place the some numbers from the list (3, 13, 14, 15, 19, 20, 21, 22, 23, 27, 30) 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
If 995c2 + c4a51 = 1cc5bc find number abc. Multiple solutions may exist. Calculate the number 2501
NUMBERMANIA: Calculate the number 2501 using numbers [2, 8, 5, 8, 48, 321] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. 
Divorce Court
A judge was interviewing a woman regarding her pending divorce, and asked, "What are the grounds for your divorce?"
She replied, "About four acres and a nice little home in the middle of the property with a stream running by."
"No," he said, "I mean what is the foundation of this case?"
"It is made of concrete, brick and mortar," she responded.
"I mean," he continued, "What are your relations like?"
"I have an aunt and uncle living here in town, and so do my husband's parents."
He said, "Do you have a real grudge?"
"No," she replied, "We have a two-car carport and have never really needed one."
"Please," he tried again, "is there any infidelity in your marriage?"
"Yes, both my son and daughter have stereo sets. We don't necessarily like the music, but the answer to your questions is yes."
"Ma'am, does your husband ever beat you up?"
"Yes," she responded, "about twice a week he gets up earlier than I do."
Finally, in frustration, the judge asked, "Lady, why do you want a divorce?"
"Oh, I don't want a divorce," she replied. "I've never wanted a divorce. My husband does. He said he can't communicate with me!"
Find number abc
If 73a62 + 794b9 = bc248b find number abc. Multiple solutions may exist. Calculate the number 3639
NUMBERMANIA: Calculate the number 3639 using numbers [8, 6, 3, 9, 52, 537] 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, 6, 7, 8, 17, 30, 31, 32, 50, 53, 54, 55, 78) 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
If ca661 - 544b8 = ac18a find number abc. Multiple solutions may exist. Calculate the number 2160
NUMBERMANIA: Calculate the number 2160 using numbers [1, 9, 2, 3, 53, 381] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Find number abc
If 188a6 + cb3c4 = 8a2cb find number abc. Multiple solutions may exist. Calculate the number 4451
NUMBERMANIA: Calculate the number 4451 using numbers [9, 1, 3, 6, 28, 357] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
