Answer:
c, d and f are rational numbers
Step-by-step explanation:

The answer is D Explanation: I learned this already and I had this question before and I got it right
Opposite
additive inverse
Answer:
b = $375
Step-by-step explanation:
b = cost of the bench
t = cost of the table
t = b - 78
b + b - 78 = 672
2b = 750
b = $375
Answer:
D. I and IV
Step-by-step explanation:
"Discrete" means the quantities can only assume specific (usually integer) values. It is contrasted with "continuous," which describes quantities that can assume any value in some range, not necessarily an integer value.*
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* quantum physics is ignored in this discussion.