I would assume B and C, as clean rooms are sanitary environments; refrigerators harbor germs, and cardboard cannot be properly disinfected.
Answer: i think its D
Step-by-step explanation:
12.726 is the correct answer if I am correct, because you round the number if it is five or more! Hope I helped
Answer:
11/12
Step-by-step explanation:
55/60 reduced by a factor of 5 becomes 11/12
Answer:
500,000
Step-by-step explanation:
(2.1 * 10^8)/(4.2 * 10^2) =
= 2.1/4.2 * 10^8/10^2
= 0.5 * 10^6
= 500,000