5.13
f(x)=.39x
C(p) = 0.59p
david bought 15 gallons of gasoline. his total cost was $13.60. how much was the gasoline per gallon?
apple = 0.45 each orange = 0.60 each
Unit cost is the cost for one ounce so $1.40 divided by 20 ounces gives the cost for one ounce. The unit cost is .07 or seven cents per ounce.
Average ANFO cost in the US is $.48 cents per pound if bought in bulk.
Eggs are typically not sold by the pound, but by the dozen. I bought a dozen in Virginia this week for 79 cents.
2 dollars a pound or 46 cents a gram
97 cents per pound
33 cents.
in 1933 3 pounds equaled 25 cents
It is: 7 and 2/3 times 51 = 391 cents
You bought 1 1/4 = 1.25 pounds!
$0.60 x 2lbs = $1.20
On average, a pound of coffee cost around 91 cents. A loaf of bread was 24 cents and a pound of butter was 86 cents.
The cost of groceries in 1970 was much less than it is today. For instance, potatoes were only 10 cents per pound, tomatoes were 99 cents for 4 pounds, and sugar was 40 cents for 5 pounds in 1970.
30 cents