Calculate the number 6669
[5412] Calculate the number 6669 - NUMBERMANIA: Calculate the number 6669 using numbers [1, 5, 8, 5, 80, 817] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. - #brainteasers #math #numbermania - Correct Answers: 25 - The first user who solved this task is Djordje Timotijevic
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Calculate the number 6669

NUMBERMANIA: Calculate the number 6669 using numbers [1, 5, 8, 5, 80, 817] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 25
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math #numbermania
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Lightbulb Joke Collection 40

Q: How many body builders/weightlifters does it take to change a lightbulb ?

A: 6. One to change it and 5 to say "Man, you've got huge muscles !"


Q: How many Sun readers does it take to screw in a light bulb?

A: 10. One to hold the bulb and nine to rotate the ladder.


Q: How many Sun readers does it take to screw in a light bulb?

A: None, but one is enough to screw up the joke.


Q: How many blondes does it take to change a lightbulb ?

A: Duh.... whats a lightbulb???


Q: How many blondes does it take to change a lightbulb ?

A: It depends how many blondes there are, but some people prefer it with the lights off.


Q: How many poltergeists does it take to change a lightbulb ?

A: Three. One to unscrew the old bulb and drop it on the floor, one to put the new bulb in, and one to move a few more things about just for good measure.


Q: How many nihilists does it take to change a light bulb?

A: There is nothing to change.


Q: How many fatalists does it take to screw in a light bulb?

A: Sod it, we're all gonna die anyway.





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Charles Martin Hall

Died 27 Dec 1914 at age 51 (born 6 Dec 1863).American chemist who invented the inexpensive electrolytic method of extracting aluminium from its ore, enabling the wide commercial use of this metal. While a young chemist, he experimented in a woodshed, intent upon finding a method for separating aluminum from its ore. At first, he was unsuccessful, but then realized that he needed a nonaqueous solvent for the aluminum oxide during electrolysis. On 23 Feb 1886, Hall found that molten cryolite (the mineral sodium aluminum fluoride) was a suitable solvent and using carbon electrodes with home-made batteries, he produced his first small globules of aluminum. By 1914, Hall's process had brought the cost of aluminium, once a precious metal used for fine jewelry, down to 18 cents a pound.«
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