BRAIN TEASERS

# 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.
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math #magicsquare

### Does it hurt when you do this?

Doctor: Does it hurt when you do this?

Patient: Yes.

Doctor: Well, don't do that.

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### Phineas Davis

Born 27 Jan 1792; died 27 Sep 1835 at age 43. clockmaker and inventor who turned from his self-taught skills making jewellery and timepieces to invent the first successful coal burning locomotive constructed in the U.S. Earlier, railroads used imported locomotives. On 4 Jan 1831, the Baltimore and Ohio Railroad Company advertised a prize of \$4,000 for the best engine in trials conducted in Jun 1831. Davis created his York locomotive and won the trial. He then worked developing the engine for that railroad, but died only a few years later, in a train derailment accident.«
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