Posted by Nikko on Tuesday, February 11, 2014 at 8:34am.
Five years ago Rico's age was half of the age he will be in eight years. How old is he now?
- Algebra (Age Problem) - Reiny, Tuesday, February 11, 2014 at 10:08am
present age --- x
age five years ago --- x-5
age five years from now -- x+8
"Five years ago Rico's age was half of the age he will be in eight years"
x-5 = (1/2)(x+8
2x - 10 = x + 8
x = 18
Rico is now 18 yrs old
5 years ago: 13
8 years from now: 26
is 13 equal to 1/2 of 26 ? , YES
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Maria is 17 years old.
The sum of the ages of Maria and Pearl is 72.
How old is Pearl?
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which of the following represents " the sum of the ages of Harry and Henry, who is three years younger, is thirty-five"?
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