The number of devices produced is 59.
The first step is to find the cost of producing one device, which is equal to:
Cost of producing one device: 1035 + 4140 - 1725 (this money is being saved)
Cost of producing one device= 3450
Now, you can determine the number of devices using the formula
Learn more about devices in: https://brainly.com/question/1885137