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gtnhenbr [62]
3 years ago
12

One plane can travel 10 miles per hour faster than another. one of them goes 405 miles in the same time it takes the other to go

390 miles. what are their speeds?
Mathematics
1 answer:
ryzh [129]3 years ago
5 0
Smmsmwmsmwmmwmewmwmwmmwmme
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