# math

If Leah is 6 years older than her sister, sue, and John is 5 years older than Leah, and the total of their ages is 41. Then how old is Sue?

1. Let s equal Sue's age.

s + s + 6 + s + 11 = 41
3s + 17 = 41
3s = 24
s = ?

posted by Ms. Sue
2. How did you get 11?

posted by Becky1
3. John is 11 years older than Sue.

posted by Ms. Sue
4. what eqaution did you use to find out that john is 11 years older thsn Sue?

posted by Becky1
5. I didn't use an equation. I read the problem and used common sense and basic arithmetic.

Leah is 6 years older than Sue.
John is 5 years older than Leah.
Therefore John is 11 years older than Sue.

posted by Ms. Sue

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