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At noon, ship a is 90 km west of ship b. ship a is sailing south at 20 km/h and ship b is sailing north at 10 km/h. how fast is the distance between the ships changing at 4:00 pm?
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At noon, ship a is 90 km west of ship

b. ship a is sailing south at 20 km/h and ship b is sailing north at 10 km/h. how fast is the distance between the ships changing at 4:00 pm?

User Pete Richardson
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9.1k points

1 Answer

4 votes
the distance is 120 km

the rate that the distance is changing is 30km per hour

hope this helps
User Joe Maher
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8.5k points
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