MATH PUZZLE: Can you replace...
[3398] MATH PUZZLE: Can you replace... - MATH PUZZLE: Can you replace the question mark with a number? - #brainteasers #math #riddles - Correct Answers: 397 - The first user who solved this task is Sanja Šabović
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MATH PUZZLE: Can you replace...

MATH PUZZLE: Can you replace the question mark with a number?
Correct answers: 397
The first user who solved this task is Sanja Šabović.
#brainteasers #math #riddles
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A new hair salon opened up for...

A new hair salon opened up for business right across the street from the old established hair cutters' place.
They put up a big bold sign which read: "WE GIVE SEVEN DOLLAR HAIR CUTS!"
Not to be outdone, the old Master Barber put up his own sign: "WE FIX SEVEN DOLLAR HAIR CUTS!"
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Abraham (Pineo) Gesner

Died 29 Apr 1864 at age 66 (born 2 May 1797).Canadian chemist and geologist who pioneered the extraction of kerosene (which he named) by the dry distillation of asphalt rock. He realized the usefulness of this liquid (known as paraffin in England) as a cleaner-furning fuel in lamps to replace whale oil. He obtained several patents for his processes he invented. U.S. Patent Nos. 11,203-5 (issued 27 Jun 1854) described his process for obtaining kerosene from asphalt rock by heat distillation. His Patent No.12,612 (27 Mar 1855) was the first in the U.S. for a process to obtain oil for illumination from bituminous shale and cannel coal. He also invented a wood preservative, an asphalt highway paving process, compressed coal dust briquettes, and a machine for insulating electric wire.«
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