Mathematics, 30.03.2021 02:20 jakebice5991
A train is 1000 metres long. It is travelling at a constant speed, and approaches a
tunnel that is 3000 metres long. From the time that the last car on the train has
completely entered the tunnel until the time when the front of the train emerges
from the other end, 30 seconds pass. Determine the speed of the train, in kilometres per hour.
Answers: 2
Mathematics, 21.06.2019 18:00
The los angels ram scored 26, 30, 48, and 31 pts in their last four games. how many pts do they need to score in super bowl liii in order to have an exact mean average of 35 pts over five games. write and solve and equation. use x to represent the 5th game.
Answers: 1
Mathematics, 21.06.2019 18:30
You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?
Answers: 3
A train is 1000 metres long. It is travelling at a constant speed, and approaches a
tunnel that is...
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