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kirza4 [7]
2 years ago
10

A tape manufacturer reduces the price of its heavy duty tape from $30 to $28 a reel, and the price of regular tape from $20 to $

19 a reel. a computing center normally spends $1600 per month for tapes and 3/5 of this for heavy duty tapes. how much will they save per month under the new prices?
Mathematics
1 answer:
juin [17]2 years ago
4 0
3/5 of 1600 = $960 spent for heavy duty tapes
1600 - 960 = $640 spent for regular tapes

The company normally bought 
960 ÷ 30 = 32 heavy duty tapes
640 ÷ 20 = 32 regular tapes

With the new prices, the company is paying 
32 × 28 = 896 for the heavy duty tapes
32 × 19 = 608 for the regular tapes

The company is saving
960 - 896 = $64 for the heavy duty tapes
640 - 608  = $32 for the regular tapes

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kodGreya [7K]

The percent change from one period to another is calculated from the formula:

<span><span> Where:<span>PR = Percent Rate
VPresent = Present or Future Value
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(415.79-200)/200*100=107.89
The annual<span> percentage growth rate is simply the percent growth divided by N, the number of years.</span>
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Step-by-step explanation:

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As we know that

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