GSM8K train #4511 · Algebra · Algebra word problems
Mark is 18 years old
Mark is 18 years old. He has a little brother, John, who is 10 years younger. If John and Mark's parents are currently 5 times older than John, how old were they when Mark was born?
GSM8K — Grade School Math 8K (Cobbe et al., OpenAI, 2021) · train #4511
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