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Superman needs to save Lois from the clutches of Lex Luthor. After flying for 8 seconds, he is 1716 meters from her. Then at 18 seconds he is 1236 meters from her. What is Superman's average rate?

Respuesta :

alybsinger
To find the rate, you need to divide the change of distance by the change of time

(1716-1236)/(18-8)
=480/10
=48

Therefore, his rate is 48m/s

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