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The world population in the year 2011 was approximately 7 x 10^9 people. If the population doubles in 100 years, how many people will be on the earth in the year 2111? Write your answer in scientific notation.
 one year ago
 one year ago
The world population in the year 2011 was approximately 7 x 10^9 people. If the population doubles in 100 years, how many people will be on the earth in the year 2111? Write your answer in scientific notation.
 one year ago
 one year ago

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Faman39Best ResponseYou've already chosen the best response.0
Seriously not at all :(
 one year ago

skullpatrolBest ResponseYou've already chosen the best response.1
Do you know what the word "double" means?
 one year ago

Faman39Best ResponseYou've already chosen the best response.0
It could be 10 times 10, isnt it?
 one year ago

skullpatrolBest ResponseYou've already chosen the best response.1
No, it means " 2 times "
 one year ago

Faman39Best ResponseYou've already chosen the best response.0
i thought, i will have to make 10 exponent 10 ? so it is not 7 * 10 ^10
 one year ago

skullpatrolBest ResponseYou've already chosen the best response.1
"If the population doubles in 100 years," means whatever the population is now; it will be 2 times that in 100 years from now.
 one year ago

skullpatrolBest ResponseYou've already chosen the best response.1
Not 2 times 100 years, but 2 times the population.
 one year ago

skullpatrolBest ResponseYou've already chosen the best response.1
dw:1358429505360:dw
 one year ago

Faman39Best ResponseYou've already chosen the best response.0
I got 140 after multiply
 one year ago

skullpatrolBest ResponseYou've already chosen the best response.1
How did you get 140? Is that your complete answer?
 one year ago

Faman39Best ResponseYou've already chosen the best response.0
it is not my final answer
 one year ago

Faman39Best ResponseYou've already chosen the best response.0
i have to write this in scientific notation
 one year ago

skullpatrolBest ResponseYou've already chosen the best response.1
That is what the question asks: " Write your answer in scientific notation." right?
 one year ago

Faman39Best ResponseYou've already chosen the best response.0
1.4 * 10 ^10, isnt it?
 one year ago

Faman39Best ResponseYou've already chosen the best response.0
tell me if i did something wrong with it
 one year ago

Faman39Best ResponseYou've already chosen the best response.0
Thank you so much, it is just because of you. Thanks alot @skullpatrol ! :)
 one year ago
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