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In the US - One trillion (one thousand, thousand million - a US billion is a thousand million) in the UK 1 billion (one million million) although the UK is rapidly adopting th…e US convention (MORE)

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There are 50 zeros, if I am correct. So, you could read it as 200 quindecillion (american), 200 octillion (european), or 200 hexadekillion (greek). Source: http://g42.org…/MiscInfo/numbers.html (MORE)

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The number 900 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 is equal to 900 x 1066 or 9 x 1068. In name form, that is 900 …million trillion trillion trillion trillion trillion or 900 unvigintillion (short scale). (MORE)

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In the United States (but not in England) we use these words: ten trillion * * * * * Not so. In the UK since the middle 1960s, a billion has officially been a thousand mi…llion - not a million million. So the above number IS ten trillion. (MORE)

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The sound which is over 20 000 Hz is called ultrasonic. It can't be heard by human ears. It can be heard and produce by some of the animals and mammals e.g.-Dolphin,bat etc. T…he sound which is less then 20 Hz is called infrasonic. The sound is divided into these two parts. (MORE)

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20000 days = 2857.1 weeks (divide by 7) 2857.1 weeks = 54.945054 years (divide by 52) the full number is 54.945054945054945054945054... with the 945054 repeated forever i…n short terms... about 55 years. (MORE)

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5283.44 gal. U.S. gallons are different from imperial gallons. 1 Imperial gallon is equal to 4.54609188 litres and 1 US gallon is equal to 3.78541178 litres. Liters on the oth…er hand are the same everywhere. One liter equals 0.26 U.S. gallon or 0.219 Imperial gallon. (MORE)

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20c + 5 = 5c + 65 Divide through by 5: 4c + 1 = c + 13 Subtract c from both sides: 3c + 1 = 13 Subtract 1 from both sides: 3c = 12 Divide both sides by 3: c = 4 20c + 5 = 5c …+65 20c - 5c= 65 - 5.
15c = 60.
15c/15 = 60/15.
c = 4 (alternative method). (MORE)

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Seven hundred quintillion. Related Information: Another way to write it would be: 7.0 x 1000 . Thismethod, called scientific notation , is often used whenexpressing nu…mbers that are too large to be convenient for standarddecimal notation. (MORE)

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It is from Old English fæthm meaning "outstretched arms", referring to the means of measuring out rope on a ship to measure depth.