6 Jenna bought n notebooks which cost 5 dollars each, and 3 pens which cost r dollars each. How much money did she spend?
1 answer:
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the price is 0.55$ per square foot
Step-by-step explanation:
We can solve the problem by using the rule of three.
In fact, we know that:
1 gallon covers an area of
While the price per gallon is
$55 per gallon
This means that the price per is $55, since 1 gallon cover
Therefore, to find the price per square foot, we can write
WHere x is the price per square foot. Solving for x,
So, the price is 0.55$ per square foot.
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