Yes they can contain copyright
<em><u>Answer</u></em>
5 hours
<em><u>Explanation</u></em>
The two working together can finish a job in

Also, working alone, one machine would take one hour longer than the other to complete the same job.
Let the slower machine working alone take x hours. Then the faster machine takes x-1 hours to complete the same task working alone.
Their combined rate in terms of x is

This should be equal to 20/9 hours.

Multiply through by;





Factor to get:


It is not feasible for the slower machine to complete the work alone in 4/9 hours if the two will finish in 20/9 hours.
Therefore the slower finish in 5 hours.
Answer:
<u> </u><u>Role of websites in internet</u>
- Websites give the online way to the business,it helps the business to grow and reach the higher audience. There was a time,at which there is no apps only HTML/CSS websites are there so it is a building step for reaching the audience.
- Time is a one of the major factors for growth in online sector, and websites provide a interface to use their resources and services at less time ,you don't have to go somewhere now you can order from anywhere and anytime. 24/7 hour services gives a boost to the websites.
- Some of the Applications are Very big but you can access them in very less amount of internet. Apps never replace websites.
- Most of the billionaires are the ones who builds there website like amazon, twitter etc. It is very important to have a website for the business
<u>Importance of internet in our daily life</u>
- Internet provides various resources and services which we need at every time like booking a cab,hotel,flight,trains and tutoring services . It consist a vast variety of information which is required at every moment .
- We really don't need any physical presence of someone to learn something , to understand or for asking it is enough up on internet. Things are changing as technology grows.
- For leisure time, it provide social sites to enjoy and there are much good options to ask the question of any subject.
- It also give option to promote business , it helps to reach to higher audience, many companies give services to us as there business. Digital marketing is also up there to promote on social sites.
The "Save command" saves your changes <u>silently</u> without additional prompts and it uses the same save settings while the "Save As command" <u>reopens</u> the Save screen: True.
What is the Save command?
A Save command can be defined as a type of command associated with the file menu of a software application and it causes a copy of the current file to be created and stored to a specific location on a computer system.
<h3>What is the
Save as command?</h3>
A Save command can be defined as a type of command associated with the file menu of a software application and it causes a copy of the current file to be created and stored to a different location, file name, and/or file type.
In conclusion, the "Save command" saves your changes <u>silently</u> without additional prompts and it uses the same save settings while the "Save As command" <u>reopens</u> the Save screen, so as to enable you make different choices.
Read more on Save command here: brainly.com/question/16852455