A plane flies 500 miles at a speed of r mph. If the plane flies at a speed of r + 250 miles per hour, it would fly the same distance in 1 hour less. What is the value of r?\nOptions:\n(A) 250 mph\n(B) 200 mph\n(C) 205 mph\n(D) 300 mph\n(E) 425 mph Think first, then make a decision. Some random thoughts:
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Equation: 500/r = 500/(r+50) + 1\nPlug options into the equation\nA fits: 500/250 = 500/(250+250) + 1 So the answer is (A).
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