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Now Cathy is three times as old as Katie. In six years Cathy will be only twice as old as Katie. How old is each girl now?

User Shiki
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1 Answer

5 votes

Answer:

6 and 18

6+6=12

18+6=24

12x2=24

Unless a number is given it is mainly trial and error so guessing numbers that fit the first part of Ax3=B

Explanation:

User Wesley Rolnick
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