BRAIN TEASERS
Math

Math

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 1 to 10.
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Calculate the number 2460

NUMBERMANIA: Calculate the number 2460 using numbers [6, 5, 6, 7, 53, 425] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 0
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#brainteasers #math #numbermania
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Find number abc

If cba3b - 282b9 = b28b2 find number abc. Multiple solutions may exist.
Correct answers: 0
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Calculate the number 1145

NUMBERMANIA: Calculate the number 1145 using numbers [1, 5, 2, 9, 50, 558] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 1
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#brainteasers #math #numbermania

Tied spaghetti

I tied all of my spaghetti together whilst I was drunk last night.

I ended up skipping dinner.

Found it on www.subsim.com Radio Room forum, originally posted by Jimbuna on January the 17th, 2014

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MAGIC SQUARE: Calculate A*B-C

The aim is to place the some numbers from the list (4, 6, 14, 23, 25, 33, 34, 36, 44, 62, 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: 0
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#brainteasers #math #magicsquare
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Find number abc

If 77b05 - 6ba61 = 1bcaa find number abc. Multiple solutions may exist.
Correct answers: 1
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#brainteasers #math
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Calculate the number 9848

NUMBERMANIA: Calculate the number 9848 using numbers [7, 8, 4, 9, 11, 887] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 1
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#brainteasers #math #numbermania
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Find number abc

If c5ba0 - 4ab4b = 23bca find number abc. Multiple solutions may exist.
Correct answers: 1
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#brainteasers #math
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Calculate the number 4100

NUMBERMANIA: Calculate the number 4100 using numbers [5, 6, 7, 9, 26, 609] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 1
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#brainteasers #math #numbermania
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MAGIC SQUARE: Calculate A-B-C

The aim is to place the some numbers from the list (20, 22, 24, 28, 30, 32, 52, 54, 56, 79) 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
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#brainteasers #math #magicsquare
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Find number abc

If b64a3 + 647a6 = a6aacb find number abc. Multiple solutions may exist.
Correct answers: 0
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#brainteasers #math
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Sir John Hawkshaw

Died 2 Jun 1891 (born 1811).British civil engineer noted for his work on the Charing Cross and Cannon Street railways, with their bridges over the River Thames, and the East London Railway, which utilized Sir Marc Isambard Brunel's Thames Tunnel. He was a mining engineer in Venezuela (1831-34) and later, the chief engineer of the Manchester and Leeds Railway (1845-50). With Sir John Wolfe-Barry, he built the inner District line of London underground railroad. He also designed the bridge over Narmada River, India, was engineer of Amsterdam ship canal (1862) and wrote a report on the route chosen for the Suez Canal (1863). He was an engineer on the original Channel Tunnel project (1872-86), and he also constructed the Severn Tunnel (1887) for Great Western Railway.
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