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Problem 1. A stone is dropped from a balloon at an elevation of 300 m. Two seconds later
another stone is projected vertically upward from the ground with a velocity of 75 m/sec. When
and where will the stones pass each other?
Find:
1. t= ?
2. S= ?
3. 300 -S =?
S
300m
300 -S
15m/sec

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