human
Djibo is 17 years old. Five years ago Djibo added his age with his sister's age and the sum was 35. How many years old is Djibo's sister today?
assistant
How old was Djibo 5 years ago? ** Age 5 years ago: 17 - 5 = <<17-5=12>>12
How old was Djibo's sister 5 years ago? ** Sister's age 5 years ago: 35 - 12 = <<35-12=23>>23
How old is Djibo's sister today? ** Sister's age today: 23 + 5 = <<23+5=28>>28 years
How old is Djibo's sister today? ** Djibo's sister is 28 years old today.
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