In October, 2011, the world's population reached a total of ________ billion and is expected to reach ________ billion by 2040.
A) 9; 14
B) 10; 12
C) 7; 9
D) 7; 15
E) 9; 11

Name: In October, 2011, the world's population reached a total of ________ billion and is expected to reach ________ billion by 2040. A) 9; 14 B) 10; 12 C) 7; 9 D) 7; 15 E) 9; 11
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In October 2011, the world's population reached 7 billion and is expected to reach 9 billion by 2040, according to United Nations estimates.

In October, 2011, the World's Population Reached a Total of ________