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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?
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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?
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Aug 20, 2021
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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?
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I think the..............
Shrikant D
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Aug 27, 2021
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