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melomori [17]
3 years ago
6

A high-speed train accelerates at a constant rate in a straight line.

Physics
1 answer:
Brilliant_brown [7]3 years ago
8 0

Answer:

1/2

Explanation:

change=

\frac{60 - 30}{60}  =  \frac{30}{60}  =  \frac{3}{6}  =  \frac{1}{2}

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