Mathematics, 20.04.2021 17:00 dondre54

Lydia got her learners permit and helped her parents drive to her grandparent's house and back. It took 1 hour less time to get there than it did to get back. The average speed on the trip there was 60 km/hour. The average speed on the way back was 40 km/hour. How many hours did the trip there take.

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Lydia got her learners permit and helped her parents drive to her grandparent's house and back. It t...