Step-by-step explanation:

Answer:
See image
Step-by-step explanation:
You put One-place decimals over ten and then simplify.
You put Two-place decimals over 100 and then simplify. See image.
Answer:
You cannot do this because 2800 cm squared is area and liters is volume. however, if you mean 2800 cm cubed, then the answer is 2.8 liters.
Step-by-step explanation:
Square root is not defined to for negative values. For negative values, the answer of square root is a complex number which is not in Real Domain.
So any such values, for which the expression is not defined are not in the Domian. So the domian of square root of x will be All real numbers greater than or equal to 0.
This can be expressed as:
[0 , ∞)
or
x ≥ 0
Answer:
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Step-by-step explanation:
2/3 = 0.666666...
50% = 0.5
0.6666...>0.5
Therefore, 2/3>50%