Superman needs to save Lois from the clutches of Lex Luthor. After flying for 7 seconds, he is 2515 meters from her. Then at 14 seconds he is 2130 meters from her. What is Superman's average speed?           meters per second   m/s How far from Lois did Superman start?           meters   Write an equation to model this situation (use dd for distance from Lois in meters and ss for seconds).

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A: Write the given values with the suitable variables. v=2.38 km/st=12 hours=12×60×60 s=43200 s Here, v…

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A: distance ( d ) = 25 kilometers time ( t ) = 2.5 hours

Q: Superman needs to save Lois from the clutches of Lex Luthor. After flying for 6 seconds, he is 1812…

A: Given:At 6 seconds, the Superman is 1812 meters from Lois.At 11 seconds, the Superman is  1572…

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Q: Time (hr) Distance (km) 105 1.4 2.3 175 250 3.3 4.2 4.8 6.6 315 350 495

A: Let us plot time (hr) on x axis and distance (Km) on y axis. We get the following graph.

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Q: Bill and Amy want to ride their bikes from their neighborhood to school which is 21.3 kilometers…

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