Answer: 4
Step-by-step explanation:
In the number line, 4.2 is between 4 and 5 but it is closer to 4. The answer is that 4.2 round to 4.
C I think but I’m not suuuper sure

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<em>"Associate with people who are likely to improve you."</em>
Answer:
(A/21h) -c
Step-by-step explanation:
A= 21h(c+d)
A/21h = c+d
(A/21h) -c =d