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Math (page 81)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 801 to 810. |
Calculate the number 1643
NUMBERMANIA: Calculate the number 1643 using numbers [5, 4, 6, 2, 97, 439] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Find number abc
If 57587 - 3c5b1 = a30ab find number abc. Multiple solutions may exist. Calculate the number 7841
NUMBERMANIA: Calculate the number 7841 using numbers [6, 7, 5, 9, 44, 517] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. 
Stopped By The Police
John and Jessica were on their way home from the bar one night and John got pulled over by the police. The officer told John that he was stopped because his tail light was burned out. John said, "I'm very sorry officer, I didn't realize it was out, I'll get it fixed right away."
Just then Jessica said, "I knew this would happen when I told you two days ago to get that light fixed."
So the officer asked for John's license and after looking at it said, "Sir your license has expired."
And again John apologized and mentioned that he didn't realize that it had expired and would take care of it first thing in the morning.
Jessica said, "I told you a week ago that the state sent you a letter telling you that your license had expired."
Well by this time, John is a bit upset with his wife contradicting him in front of the officer, and he said in a rather loud voice, "Jessica, shut your mouth!"
The officer then leaned over toward Jessica and asked. "Does your husband always talk to you like that?"
Jessica replied, "only when he's drunk."
MAGIC SQUARE: Calculate A*B+C
The aim is to place the some numbers from the list (2, 4, 8, 29, 31, 35, 54, 55, 56, 60, 99) 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 cc358 - abc58 = 2cb00 find number abc. Multiple solutions may exist. Calculate the number 791
NUMBERMANIA: Calculate the number 791 using numbers [1, 5, 5, 3, 21, 767] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Find number abc
If 7cb6b + ab276 = 1188a1 find number abc. Multiple solutions may exist. Calculate the number 9378
NUMBERMANIA: Calculate the number 9378 using numbers [3, 1, 3, 2, 49, 204] 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, 7, 9, 13, 14, 19, 20, 67, 72, 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 c9cba - c9ca4 = 19 find number abc. Multiple solutions may exist.
