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serious [3.7K]
3 years ago
12

The speed of train a is 16 mph slower than the speed of train

Mathematics
1 answer:
xenn [34]3 years ago
3 0
Let n be the speed of train b, and n-16 be the speed of train a. Then:
190/n-16=270/n
190n=270n-4320
80n=4320
n=54 mph
n-16=38 mph
☺☺☺☺
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