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Conserving Fuel |
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In cold climates, conservation of fuel is always a
high priority.
This is especially true regarding gasoline for vehicles and heating
fuel for homes.
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Download
Worksheet
for use in your classroom. |
1. Gas
stations can become very creative when trying to make their product sound
cheaper than their competitors. Three stations list the price of their
gasoline as seen below. Which station is really offering the cheapest
gasoline?
2. Jen and Steve
have been next-door neighbors since they were in kindergarten. They are
now both attending college at the same university. Jen drives a Chevy
Cobalt which gets 28 miles to the gallon and Steve drives a Ford Explorer SUV
which gets 18 miles to the gallon. The university is 350 miles from their
homes. Purchasing gasoline from the gas stations in question 1, how much
would it cost them to drive home from college?
| Gas Station |
Jen |
Steve |
| $0.72
a quart |
$ |
$ |
| $2.95
per gallon |
$ |
$ |
| $0.37
a pint |
$ |
$ |
| 1.
During a roof repair, your attic insulation was partially
removed. In an attempt to conserve heating fuel, you decide to
replace the attic insulation. The attic space you wish to insulate
measures 35' by 40'. You decide to purchase the blanket style
insulation (the kind advertised by the pink panther). This
insulation comes in 24" wide rolls that are 30 feet long.
How many rolls of insulation are needed for this attic project?
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2. In an
attempt to further conserve heating fuel, you place weather-stripping around
your exterior doors. Weather-stripping is not placed across the bottom of
the doorway. Your home has three exterior doors. Two of the doors
measure 6' 8" by 3' and the other measures 6' 8" by 2' 6".
a. How many inches of
weather-stripping would you need to purchase?
b.
If purchased off a roll, the weather-stripping is sold by the
foot. How many feet would you need to purchase?
c. A retail
store sells weather-stripping pre-packaged in 13 foot rolls. How many
packages would you need to purchase?
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