MAGIC SQUARE: Calculate A-B*C
[5011] MAGIC SQUARE: Calculate A-B*C - The aim is to place the some numbers from the list (7, 9, 12, 19, 21, 24, 40, 42, 45, 87) 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. - #brainteasers #math #magicsquare - Correct Answers: 18 - The first user who solved this task is Djordje Timotijevic
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MAGIC SQUARE: Calculate A-B*C

The aim is to place the some numbers from the list (7, 9, 12, 19, 21, 24, 40, 42, 45, 87) 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: 18
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math #magicsquare
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Meet Me For Lunch

The teacher of the earth science class was lecturing on map reading. After explaining about latitude, longitude, degrees, and minutes the teacher asked, 'Suppose I asked you to meet me for lunch at 23 degrees, 4 minutes north latitude and 45 degrees, 15 minutes east longitude . . .?'
After a confused silence, a voice volunteered, 'I guess you'd be eating alone.'

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Sofia Kovalevskaya

Born 15 Jan 1850; died 10 Feb 1891 at age 41. Russian mathematician and novelist who was the first major female Russian educated in the subject. She wrote that she was immersed from an early age: while just age 11, the walls of her nursery were papered with pages of calculus lecture notes, (said to be due to a shortage of wallpaper) from which she learned For university studies, she could only attend lectures unofficially, since women were not allowed to matriculate at Heidelberg. Nevertheless, by 1889, she became the first female full professor in Europe. She made valuable contributions to the theory of differential equations. At the early age of 41, while still at the peak of her mathematical ability and renown, Kovalevskaya died of influenza complicated by pneumonia.«a.k.a. Sofya, Sonya or Sophie, and as Kovalevsky.
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