Numbers Flashcards by noah presler

Q

US Population

A

300 million

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Q

Average people per household

A

3

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Q

Life expectancy US

A

80

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Q

Life expectancy world

A

65-70

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Q

World population

A

7 billion

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Q

European Population

A

700 million

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Q

Asia Population

A

4 billion

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Q

Hours in a year

A

9000

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Q

Minutes in a year

A

500000

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Q

Google revenue

A

60 billion

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Q

Google profit

A

15 billion

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Q

Monthly google searches

A

10 billion

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Q

Unique Goolge searches monthly

A

1 billion

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Q

Google us market share

A

75%

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Q

Monthly unique visitors to googl

A

200 million

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Q

Number of web pages indexed on google

A

50 billion

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Q

Number of google FTE

A

50k

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Q

Percentage of visitors to Google from US

A

33%

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Q

Annual Ad revenue Google

A

60bn

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Q

Unique monthly youtube users

A

128m

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Q

Number of google searchs per day

A

4 billion

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Q

Youtube videos viewed per day

A

4 billion

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Q

Internet Users Worldwide

A

3 billion

Q

Typical 2-bedroom aparment

A

800sq ft

Q

Proportion of US population 6-18yo

A

1/8th

Q

Population of NYC

A

8 milliomn

Q

Average city population

A

1 million

Q

of people per year age (ex 18 year olds) in US

A

4 million (300/80) 300 US, 80 life expectancy.

Q

Gallon of water to lbs

A

1 gallon ~ 10 lbs

Q

search ad click rate

A

2%

Q

search ads vs display

A

search gets signficantly more clicks

Q

number of fbook employees

A

~5000

Q

% PEople in world with mobile phones

A

75%

Q

US % smart phones

A

60%

Q

US % with computers

A

80%

Q

Average mobile image size

A

2 MB

Q

Unicode character

A

1-2bytes

Q

1 mb

A

1000 kb

Q

1gb

A

1000 mb

Q

1 tb

A

1000gb

Q

1 kb

A

1000 bytes

Q

% of people in an age group

A

Size of age group in years / life expectancy

Q

Youtube # of users

A

> 1 billion

Q

hours of youtube uploaded / minute

A

300 hours per minute

Q

% youtube views on mobile

A

50%

Q

Google searches per year

A

1 trillion

Q

tweets per day

A

500 million

Q

fbook daily active users

A

1 billion

Q

Percent of US with internet

A

75%

Q

Percent of US internet users with fbook

A

40%

Q

Cost per click Google

A

Average: $.50

Q

Percent smartphone users -> apple US

A

40%

Q

Percent smartphone users -> Android US

A

50%

Q

Ad block

A

5%

Q

Video mb/minute

A

80mb per minute.

Q

iPhone shoots 720p at _____

A

10megabits per second

Q

1 byte to bit

A

8bits in a byte