subject
Mathematics, 28.01.2021 21:10 kenziewinkler7510

5. It took 400 rails to create one mile of track. Each rail had ten (10) spikes. Each spike needed three (3) strikes from a hammer. A fast crew could lay four (4) rails in one minute. Crews averaged five (5) miles of track per day. If the distance from Rock Island, Illinois to Sacramento, California is approximately 1800 miles: How many rails were needed? How many spikes were needed? How many hammer strikes were heard each hour? How many days were needed to complete the track?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 18:20
The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?
Answers: 1
question
Mathematics, 22.06.2019 00:30
Graph the line y=4/3 x+1 . use the line tool and select two points on the line.
Answers: 1
question
Mathematics, 22.06.2019 05:00
Atreasure chest sinks at a rate no less than 20 feet er second. the floor of the icean is at most at -4,200 feet. will the tresure chest reach the ocean floor in less than 3 minutes? explain.
Answers: 3
question
Mathematics, 22.06.2019 06:30
There are four paths from the cabin to the lake. in how many ways can you walk from the cabin to the lake back?
Answers: 2
You know the right answer?
5. It took 400 rails to create one mile of track. Each rail had ten (10) spikes. Each spike needed t...
Questions
question
Social Studies, 02.09.2019 06:30
Questions on the website: 13722363