Answer:
200 nm
Explanation:
We need a constructive interference to see the bright reflection
we know that
where m=1 and
is the wavelength of the gasoline
so 
putting the value of m and
in thickness equation

so the thickness of the film will be 200 nm
Answer:
Please check the attachment,
The average turnaround time is 4.8 and average waiting time is 1.
Please note: Exit time is same as completion time.
Explanation:
Please check the attachment.
Answer:
1. PowerPoint online
2. Goógle Slides
Explanation:
There is a various free, proprietary, and online software for multimedia presentations available for use. Some of which include:
1. PowerPoint online: this is an online and free version of Microsoft Office PowerPoint software. Some of its features include text formatting, use of animations, cloud storage among others.
2. Goógle Slides: This is a product of Goógle to make the multimedia presentation of documents available online. It also offers many feature including cloud storage.
The three components is a specialized video card, large and fast hard drives and specialized audio card.