Question

Luis has $12 and wants to buy 6.6 pounds of apples. Apples cost $1.80 per pound. Luis rounded each value and estimated that he does not have enough money to cover the cost of the apples before sales tax is applied. Which best explains how his estimate relates to the actual product?

Because each value rounds up, his estimate is higher than the actual product. He might have enough money to buy the apples.
Because each value rounds up, his estimate is higher than the actual product. He does not have enough money to buy the apples.
Because each value rounds up, his estimate is lower than the actual product. He does not have enough money to buy the apples.
Because each value rounds up, his estimate is lower than the actual product. He might have enough money to buy the apples.

Answer 1

A. Because each value rounds up, his estimate is higher than the actual product. He might have enough money to buy the apples.

Explanation:

You want to know how Luis's estimate that $12 is not enough money to buy 6.6 pounds of apples at $1.80 per pound relates to the actual product. Luis rounded each value up.

Estimate

By rounding each value up before multiplying them, Luis arrived at a product that is higher than the actual product. This means ...

A. Because each value rounds up, his estimate is higher than the actual product. He might have enough money to buy the apples.

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Additional comment

The actual product is 6.6×$1.80 = $11.88. Depending on the amount of tax, Luis may have enough money.

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