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MissTica
3 years ago
8

A stone fell from the top of a cliff into the ocean. In the air, it had an average speed of 16 m/s. In the water, it had an aver

age speed of 3 m/s before hitting the seabed. The total distance from the top of the cliff to the seabed is 127 meters, and the stone's entire fall took 12 seconds. How long did the stone fall in the air and how long did it fall in the water?
Mathematics
1 answer:
tigry1 [53]3 years ago
3 0

Answer:

7 sec in the air, 5 in the water.

Step-by-step explanation:

make it into a linear equation

16x + 3y = 127

x+y=12

(7,5)

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