Let's use the variable n for time (in hours)
70n + 80n = 270
150n = 270
n = 1.8
It will take 1.8 hours, or 1 hour and 48 minutes
P=5/6
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Answer:
Y has to belong to the interval [-9,-2]
Step-by-step explanation:
-9≤y≤-2
Answer:
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Step-by-step explanation:
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