Linux itself makes no profit, it's an operating system. Further, no one company or individual develops it.
As for how companies who develop for Linux make profit: It's often through support contracts and services. Also, nothing in the GPL stops Linux from being sold by anyone.
Linux is completely free and open source. Usually people or companies generate revenues using Donations from various contributors. But companies like Red Hat linux, they make a profit by selling their support and services to their customers.
If companies gave out free scores they would not make any kind of profit. Without companies making a profit they cannot provide the services necessary to let you know what your scores are.
They can't make profit from their products because 80% of the Linux distributions don't sell it. Linux distribution take volunteers that want to do it because they love programming and problem solving, and the volunteers don't do it for cash, they do it for fun, but although some money is made by donations and ads on their site.
To make a profit.
They are meant to make a profit for their companies. They will work to sell products so that they make money.
A profit making organisation is an organisation which its priority is to make a profit rather than to help the community.
In a good year VFX companies generally make 5% profit
No they should not.
Companies that offer free Linux distributions commonly make money by providing optional paid services and support, and/or through donations from private or corporate customers interested in the continued development of the product.
Profit from each vehicle varies a great deal based on the make, model, year, and purchase price of a vehicle. New vehicles typically make the car companies about 10% profit, but it varies from 5% to about 20%.
Ones that make a profit.
Companies make a profit when their gross income is greater than their expenses. Expenses can include renting equipment and paying employees.