Homework Help: college math

Posted by tony on Wednesday, October 26, 2011 at 11:07am.

Aging in the United States In 2050, about 1 over 5 of the population will be aged 65 or over and about 1 over 20 of the population will be aged 85 or over. Estimate the fraction of the population that will be between the ages of 65 and 85 in 2050. (Source: U.S. Census Bureau.)

college math - bobpursley, Wednesday, October 26, 2011 at 11:14am
Exactly what is (1/5-1/20)?
college math - tony, Wednesday, October 26, 2011 at 11:43am
1
__
5

and

1
__
20
college math - Ms. Sue, Wednesday, October 26, 2011 at 1:09pm
1/5 = 4/20

4/20 - 1/20 = 3/20
college math - yolanda, Sunday, January 8, 2012 at 1:07am
in about 2050 about 1/5 of the population will be aged 65 or over and about 1/20 of the population will be aged 85 or over. estimate the fraction of the population that will be between the ages of 65 and 85 in 2050

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