Answer:
Find the unit rate of each printing machine and compare.
Step-by-step explanation:
Answer:
yes
Step-by-step explanation:
Please find attached photograph for your answer.
Answer:
50
Step-by-step explanation:

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We make use of the special form for the difference of squares:
(a+b)(a-b) = a²-b²
$819.73/$1192.64 × 100% ≈ 68.73%