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One plane can travel 20 miles per hour faster than another. One of them goes 420 miles in the same time it takes the other to go 390 miles. What are their speeds?

One plane can travel 20 miles per hour faster than another. One of them goes 420 miles in the same time it takes the other to go 390 miles. What are their speeds?
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2 votes
One plane can travel 20 miles per hour faster than another. One of them goes 420 miles in the same time it takes

the other to go 390 miles. What are their speeds?

asked
User FoFox
by
8.4k points

1 Answer

5 votes

Answer:

I think the..............

answered
User Shrikant D
by
8.4k points
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