jasminer257
23.09.2020 •
Mathematics
In speed skating, the distance of 10,000 meters consists of 25 laps. A skater sets the
goal of changing the distance completion time by (-10) seconds compared to the
previous personal best time. If the goal is accomplished, what will be the average
change in time per lap?
A.-0.25 seconds
B.-0.4 seconds
C.-2.5 seconds
D-400 seconds
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Ответ:
B) -0.4 seconds
Step-by-step explanation:
Laps: 25
Goal: -10 seconds to all 25 laps combined (10 seconds difference => -10)
divide by total laps
-10 /25 = -0.4s difference each lap
Ответ:
yes i want to play among us