Answer:
The format that is used is: PNG
Explanation:
Get a comprehensive eye exam.
Use proper lighting.
Minimize glare.
Upgrade your display.
Adjust your computer display settings
Blink more often.
Exercise your eyes.
Take frequent breaks.
Answer:
Q=It
and
p=IV
Given, v=9V P= 7W
I=P/V
I =7/9
Also, time(t) from 9am to 12pm is 3hrs
Converting into sec =3×3600
t=10800
Q= 7/9 ×10800
Q =8400C
Well most word processing softwares allow you to do many things to a document, if you use google documents or microsoft word i'm pretty sure you can do all of those things