Answer:
(1) His speed would be 1.25 seconds when you divide 40(speed) by 50 (distance).
(2) His average speed would be 30 seconds when I would divide the total distance, by the elapsed time.
(3) 1,260, when i multiplied 420 by 3.
(4) It will take him 50 seconds, and I got this by dividing 300 with 6.
Note:
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