Number 3 pls help me with number 3
1 answer:
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In this question, it is given that y varies inversely as x . So the equation is
And here k is the proportionality constant .
And when x=6, y=12
So the values of the proportionality constant k is 72 and the correct option is B.
Answer:
Option (B)
Step-by-step explanation:
Average waiting time in the month of October = 20 minutes
Average waiting time in the month of November = 30 minutes
Average waiting time in the month of December = 60 minutes
Average waiting time in the month of January = 40 minutes
Average waiting time in the month of February = 10 minutes
Average waiting time in the month of March = 10 minutes
Average waiting time in the month of April = 30 minutes
Average waiting time in the month of May = 40 minutes
Average waiting time in the month of June = 20 minutes
Total waiting period from October to June = 20 + 30 + 60 + 40 + 10 + 10 + 30 + 40 + 20 = 260
Average waiting period =
= 28.89
≈ 29 minutes
Option (B) is the answer.