Three years ago Laura bought a new car for $27,400. When she traded the car in to a dealer last week it was worth $15,618. Find
the percent decrease in the car's value over the three year period. Round your answer to the nearest hundredth, if necessary.
1 answer:
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To solve this problem you must apply the proccedure shown below:
1. Let's round the value to the nearest hundredth. As you can see, the digit 8 is in the thousandths place and is greater than 5, therefore, you must round up to 0.038.
2. Now express the value as a single digit times a power of 10, as following:
x
Therefore, the answer is: x