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Divide 40 by 8 minutes to find the quantity per minute for one machine:
40 / 8 = 5 per minute.
One machine does 5 envelopes per minute.
Now divide 120 by 5 to find the number of machines needed:
120 / 5 = 24
24 machines would be needed.
X² - 36 = x² - 6² = (x-6)(x+6)
Answer:
600
Step-by-step explanation:
Use the formula
Simple interest = (principle * time * rate) / 100