The formula for Area of a circle...
A=pi(radius)²
The answers comes to be for every 1 unit of pure acid (100%) add three units of 20% and you get the desired 40%
so if you need 40 L (i don't know what container sizes there are so i can't give you an exact amount just add 1 part 100% acid and 3 parts 20% acid) <span />
Answer:
The numbers are 120 and 150.
Step-by-step explanation:
Please see the attached pictures for the full solution.
Verbal model
in she will drive 45 times h hours in h hours
algebra she will drive 45h miles in h hours
Answer:
95.9
Step-by-step explanation:
since the hundredths place is 1 you round down so the tenths place doesn't change and remains as 95.9