QUESTION IMAGE
Question
a new homeowner is painting the walls of a room. the walls have a total area of 253 square feet. a quart of paint covers quarts are needed?
- understand the problem. reread it as many times as needed.
which sentence below describes the solution to this problem?
a. the area being painted is the area covered by a quart divided by the number of quarts needed, rounded up to the
b. the number of quarts needed is the area being painted divided by the area covered by a quart, rounded up to the
c. the number of quarts needed is the area covered by a quart divided by the area being painted, rounded up to the
d. the area being painted is the number of quarts needed divided by the area covered by a quart, rounded up to the
- translate into an equation. substitute the values for the number of square feet being painted and the square feet c
number of quarts is square feet divided by square feet per quart
↓ ↓ ↓ ↓ ↓
number of quarts = 253 + 46
- solve. perform the division. do not round your answer.
253 ÷ 46 = 5.5 (type an integer or a decimal.)
5.5 quarts are needed to paint the room. since paint is sold in whole quarts only, round up the quotient.
5.5 rounds up to 6.
- interpret.
the homeowner must buy \\(\square\\) quarts of paint.
Step1: Analyze the problem context
We know the total area to paint is 253 square feet, and a quart of paint covers 46 square feet (from the equation in step 2). We calculated the division \(253\div46 = 5.5\).
Step2: Consider the practical aspect of buying paint
Since paint is sold in whole quarts, we can't buy a fraction of a quart. So we need to round up the decimal result (5.5) to the next whole number. Rounding up 5.5 gives us 6.
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