An 8-pound bag of apples costs $17.50 What is the unit price?
1 Answer
Unit price is such that 1 lb costs $2.19 to 2 decimal places
Explanation:
Consider the word 'unit' in unit price.
In this context we need the price of unit measurement apples.
As the measurement for apples is in pounds we need to find the cost of 1 pound.
Using ratio but in fractional form we have:
But we need the cost of
In ratios, to maintain the correct proportion if I divide the bottom by 8 I must do the same to the top.
The
So the cost of
Rounding to 2 decimal places this is