![subject](/tpl/images/cats/mat.png)
Mathematics, 12.10.2019 22:00 mariahbrooks
Aconstruction firm is trying to decide which of two models of a crane to purchase. model a costs $90,000 and requires $4,000 per year to maintain. model b has an initial cost of $70,000 and a maintenance cost of $10,000 per year. for how many years must model a be used before it becomes more economical than b?
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 14:30
Jack lives on a farm and has a large backyard. the area of his rectangular backyard is of a square mile. if the width of the yard is of a mile, what fraction of a mile is the length of the rectangular backyard?
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:10
Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:30
Brainlest answer can you find the area and circumference of a circle given the radius or diameter? if its yes or no explain why
Answers: 1
![question](/tpl/images/cats/mat.png)
You know the right answer?
Aconstruction firm is trying to decide which of two models of a crane to purchase. model a costs $90...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01
![question](/tpl/images/cats/mat.png)
Mathematics, 11.09.2020 14:01