math
posted by Nabil .
The horizontal distance between the town of Sko (elevation 40 m) and a hut (elevation 943 m),a resting place for hikers, is 6.68 miles.
If a hiker traveled in a straight line from Sko to the hut, the average include would be ___ percent.

a bus travel at a distance of 90 km in 2 hours and another 30 km in 1 hour. what is the average speed of the bus?
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