Concept explainers
To find: The total cost c if Fernando wanted to buy 8 pencils from the school store.
Answer to Problem 44STP
Equation
Explanation of Solution
Given information:
The cost of three pencils is given as $0.45 while to calculate cost of buying 8 such pencils.
Concept used:
Write the expression of total cost of pencils.
Calculation:
Cost of 3 pencils
So, cost of one pencil
Or, total cost of 8 pencils i.e.
Required equation to calculate the total cost of 8 pencils is
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