The key here is to not worry too much and just follow PEMDAS.
Here we have the expression . Following PEMDAS, we complete the expression inside the parentheses first, or
. This gives us
or just
Hope this helps.
45% of z is 72. Find the value of z. pls help
1 answer:
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Answer:
a) 4106.25 gallons
b) $46
Step-by-step explanation:
We are given the following in the question:
Leakage rate of faucet = 1 oz per minute
Cost of water = $11.20 per 1000 gallons
1 gallon = 128 oz
a) water are wasted in a year
1 hour = 60 minutes
1 day = 24 hours
1 year = 365 days
Amount of water wasted =
Thus, 4106.25 gallons of water is wasted every year.
b) additional money spent
Thus, approximately $46 is the additional money spent on water bill.