Answer:
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Step-by-step explanation:
Nina sells 95% of her cookies at a bake sale. She baked 120 cookies. How many did she sell?
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Answer:
This is your answer ☺️☺️☺️
To solve this problem you must apply the proccedure shown below:
1. You have that the total area is obtained by applying the formula for calculate the area of a rectangle and multiply it by the four walls:
2. You know that each gallon of paint covers 100 ft², therefore, you can calculate the amount of gallons needed (which you can call ), if you divide the total area of the walls by the area covered by each gallon:
The answer is: 12 gallons.