2 years ago

The cost of DVD players has dropped by $20 each year. If a DVD player cost $189 four years ago, how much does it cost today

Mathematics

1 answer:

Karolina [17]2 years ago

4 0

It costs $189-(4×$20) which is $189-$80=$109

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aivan3 [116]

Answer:

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Step-by-step explanation:

As the sales for year 2 is not provided, assume it is <em>x </em>million.

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Compute the sales account for year 3 as follows:

$\text{Percentage of sales for year 3}=\frac{\text{Total Sales in year 3}-\text{Total Sales in year 2}}{\text{Total Sales in year 2}}\times 100\%$

$=\frac{32\ \text{mn}-x\ \text{mn}}{x\ \text{mn}}\times 100\%$

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Answer:

Step-by-step explanation:

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2 years ago

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3×8.5= 25.5 hours all together

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nadezda [96]

Answer:

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