It will be .422222222 because if you divide the to fraction first then you will get the different numbers and then you will divide them to getter and there you have your answer.422222222
Answer:
(b) 0.3 microns or larger
Step-by-step explanation:
A particle of size 0.3 microns is judged to be the most penetrating particle size. So, a rating for the filtering of those particles will be a worst-case rating. For particles of any other size, the filter will perform better than for 0.3 micron particles. HEPA filters are rated based on their performance with particles ...
0.3 microns or larger
Answer:
a and d are the only options that is 4 times the sum of 257 and 8
Step-by-step explanation:
plz add it as brainliest
I barely understand it either, maybe it meant how much money during the time? If so she spent 10$ each hour, if there is more information to the question tell me and I will answer it.