Mathematics
8 Online
OpenStudy (anonymous):
if the price of a gallon of milk is $2.56, how much does a cup of milk cost?
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OpenStudy (anonymous):
How much cups are in a gallon?
OpenStudy (anonymous):
Does 16 sound familiar?
OpenStudy (anonymous):
so divide the total price by the amount of cups. This would give you the price per cup.
OpenStudy (anonymous):
could you please show me how this would look like?
OpenStudy (anonymous):
1 gallon =$2.56.
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OpenStudy (anonymous):
1g=16c
OpenStudy (anonymous):
so 16/2.56
OpenStudy (anonymous):
sorry, 2.56/16
OpenStudy (anonymous):
Confused?
OpenStudy (anonymous):
Each cup costs 16 cents.
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OpenStudy (anonymous):
thaank you, I have three more questions if you have time?
OpenStudy (anonymous):
sure.
OpenStudy (anonymous):
the family car can go 20 miles with one gallon of gas. if gas cost $1.50 for each gallon, how much will gas cost for a 1000 mile trip?
OpenStudy (anonymous):
It would cost them $75.
OpenStudy (anonymous):
you please show the work
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OpenStudy (anonymous):
could you pleaseshow the work?
OpenStudy (anonymous):
1000/20=50
OpenStudy (anonymous):
That means you need 50 gallons
OpenStudy (anonymous):
Multiply 50 by 1.5.
OpenStudy (anonymous):
You get 75 dollars.
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OpenStudy (anonymous):
thank you, here is the next one
OpenStudy (anonymous):
Do i get a best response?
OpenStudy (anonymous):
the cost of electricity to run a heater in Luke's room is 15cents per hour. How much will it cost if Luke's heater is on for the month of December?
OpenStudy (anonymous):
How many days are there in December?
OpenStudy (anonymous):
i think there are 31 days
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OpenStudy (anonymous):
Right, what about hours in a day?
OpenStudy (anonymous):
it does not say how many hours he is running it
OpenStudy (anonymous):
How many hours are there in a day?
OpenStudy (anonymous):
24 hours
OpenStudy (anonymous):
hello are you still with me?
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OpenStudy (anonymous):
yes.
OpenStudy (anonymous):
So multply 31 by 24.
OpenStudy (anonymous):
which is 744 then divide by 15 for an answer of $49.60 right?
OpenStudy (anonymous):
no.
OpenStudy (anonymous):
then multiply by .15
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OpenStudy (anonymous):
744 x .15=?
OpenStudy (anonymous):
111.60?
OpenStudy (anonymous):
Yes.
OpenStudy (anonymous):
Last question my friend, if a meter of golden chain cost $1000, how much does a centimeter of golden chain cost?
OpenStudy (anonymous):
how many centimeters are there in a meter?
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OpenStudy (anonymous):
How much?
OpenStudy (anonymous):
10 decimeters in a meter, 10 centimeters in a decimeter
OpenStudy (anonymous):
What?
OpenStudy (anonymous):
how many centimeters are there in a meter?
OpenStudy (anonymous):
sorry . one centimer is equal to .01 meters
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OpenStudy (anonymous):
Okay, so how many centimeter are there in 1 meter?
OpenStudy (anonymous):
1
OpenStudy (anonymous):
So 1 centimeter in 1 meter?
OpenStudy (anonymous):
10 centimeter in 1 meter
OpenStudy (anonymous):
Please check again. Use google if you need to .
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OpenStudy (anonymous):
okay, please standby
OpenStudy (anonymous):
Its 100 centimeters.
OpenStudy (anonymous):
That means a centimeter would cost $10
OpenStudy (anonymous):
there are 100 centimeters in a meter, according to google
OpenStudy (anonymous):
Look at the above posts.
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OpenStudy (anonymous):
seen them, thank you so much for all of your help. until next time, take care
OpenStudy (anonymous):
yep.