Question
Adarsh rented a travel bike for a mountain tour. If the bike is rented for 8 hours or less, the charge is Rs. 100 per hour or Rs. 8 per km, whichever is more. On the other hand, if the bike is rented for more than 8 hours, the charge is Rs. 80 per hour or Rs. 6 per km, whichever is more. Adarsh used the bike for 120 km and paid Rs. 800. Determine the number of hours he took the bike for rent.
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