khush77
02.09.2020 •
Mathematics
A car travels 200 meters, then turns right and travels 80 meters and finally makes a U-turn and travels another 120 m. If this is all done in 200
seconds, what is the average speed ?
help pleas
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Ответ:
2 m/s
Step-by-step explanation:
Since speed is total distance over time, we first need to find the total distance the car traveled.
Total distance = 200 + 80 + 120 = 400 m
total time = 200 sec
speed = distance/time = 400/200 = 2 m/s
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Ответ:
-7.5, -6, -9/2, -3/4, 7/4, 3, 7
Step-by-step explanation: