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Jackie is going to be the fastest woman in the world, Marion Jones. Marion can run 9.5m/s while Jackie can only run 7m/s. For obvious reasons, Jackie will get a headstart of 40m…

Jackie is going to be the fastest woman in the world, Marion Jones. Marion can run 9.5m/s while Jackie can only run 7m/s. For obvious reasons, Jackie will get a headstart of 40m…
asked 73.6k views
1 vote
Jackie is going to be the fastest woman in the world, Marion Jones. Marion can run 9.5m/s while Jackie can only run 7m/s. For obvious reasons, Jackie will get a headstart of 40m. How long should the race be so that Jackie barely wins?

asked
User KimKha
by
8.2k points

1 Answer

3 votes

Answer:

7x15+40=145

9.5x15=142.5

Explanation:

answered
User Harri Virtanen
by
9.1k points
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