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  • Brainly User
2015-01-10T22:07:00+05:30
Distance traveled in 6 hrs = 243 km
Distance traveled in 1 hr = 243/6 = 81 km
Speed= 81 km/hr
1. T= D/S
= 324 km/81 km/hr
= 4 hrs.

2. D= S x T
= 81 x 7.5
=607.5 km

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