Question
Opal took 3 hours 35 minutes to complete her Japanese homework. Luis took 40 minutes less to complete the homework. How long did Luis take to complete the homework? Express the answer in h and min.
2 m

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Opal took 3 hours 35 minutes to complete her Japanese homework. Luis took 40 minutes less to complete the homework. How long did Luis take to complete the homework? Express the answer in h and min.