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 2 years 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.
 2 years 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.

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Faman39
 2 years ago
Best ResponseYou've already chosen the best response.0Seriously not at all :(

skullpatrol
 2 years ago
Best ResponseYou've already chosen the best response.1Do you know what the word "double" means?

Faman39
 2 years ago
Best ResponseYou've already chosen the best response.0It could be 10 times 10, isnt it?

skullpatrol
 2 years ago
Best ResponseYou've already chosen the best response.1No, it means " 2 times "

Faman39
 2 years ago
Best ResponseYou've already chosen the best response.0i thought, i will have to make 10 exponent 10 ? so it is not 7 * 10 ^10

skullpatrol
 2 years ago
Best 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.

skullpatrol
 2 years ago
Best ResponseYou've already chosen the best response.1Not 2 times 100 years, but 2 times the population.

skullpatrol
 2 years ago
Best ResponseYou've already chosen the best response.1dw:1358429505360:dw

Faman39
 2 years ago
Best ResponseYou've already chosen the best response.0I got 140 after multiply

skullpatrol
 2 years ago
Best ResponseYou've already chosen the best response.1How did you get 140? Is that your complete answer?

Faman39
 2 years ago
Best ResponseYou've already chosen the best response.0it is not my final answer

Faman39
 2 years ago
Best ResponseYou've already chosen the best response.0i have to write this in scientific notation

skullpatrol
 2 years ago
Best ResponseYou've already chosen the best response.1That is what the question asks: " Write your answer in scientific notation." right?

Faman39
 2 years ago
Best ResponseYou've already chosen the best response.0tell me if i did something wrong with it

Faman39
 2 years ago
Best ResponseYou've already chosen the best response.0Thank you so much, it is just because of you. Thanks alot @skullpatrol ! :)
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