book Maths Puzzle Numerical Ability

(2*10^-5)^3

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In a walkathon to raise money for a charity, Elisa walked a certain distance at 5mi/h and then jogged twice that distance at 8mi/h. Her total time walking and jogging was 2 hours As shown on a travel map, one route measures 5 and 1/8 inches and the other 5 and 1/2 inches. If 1 inch represents 80 miles, how many miles difference in distance is there between