You can put this solution on YOUR website! dave travels 300 m/ph in 1 hour and 20 minuets what is his rate o speed in anmiles per hour
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You said it's 300 mi/hr.
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There's no "rate of speed"
It's either rate, or speed.
Certified by the Dept. of Redundancy Dept.
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PS a minuet is a dance from 200 or so years ago.