Million, Billion or Trillion?

Random Miscellaneous or Numbers Quiz

Can you name the size of these tidbits of information? Are they (M)illions, (B)illions or (T)rillions?

Updated Nov 17, 2011

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Note: US and modern British short scales ie. 1 billion = 1,000,000,000
FactM/B/T?
World population (People)
7
Identified insect species in the world
1
GDP of the United States ($US)
14
Bill Gates' Net Worth ($US)
56
2010 Revenue for Apple Inc. ($US)
65
GDP of the Marshall Islands ($US)
160
Greece's debt ($US)
532
Iran's annual oil production (barrels)
1.5
Red blood cells in the avg. human body
5
Bacteria in the human oral cavity
10
Bacteria on the surface of the human body
1
Neurons in the human brain
100
Base pairs in the human genome
3
The Earth's circumference (meters)
40
The Sun's circumference (meters)
1.4
FactM/B/T?
Avg. distance Pluto to the Sun (kilometers)
6
Speed of light (m/s)
300
Age of the Solar System (years)
5.6
Stars in the Milky Way galaxy
400
Cataloged astronomical objects
998
Number of seconds in one year
31
Bytes in a Gigabyte
1
Transistors on an Intel Core 2 Duo CPU
291
Web pages indexed by Google
5.6
Known digits of Pi
5
Items in the British Library
150
Annual electricity consumption USA (kWh)
3.7
Litres in a cubic kilometer
1
5-card poker hand combinations
2.6
One million million
1

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