week-5_ratios, proportions, and percent. topic: finding the final amount given the original amount...
TRANSCRIPT
![Page 1: Week-5_Ratios, Proportions, and Percent. Topic: Finding the final amount given the original amount and a percentage increase or decrease](https://reader036.vdocuments.mx/reader036/viewer/2022062409/56649ee75503460f94bf865c/html5/thumbnails/1.jpg)
Week-5_Ratios, Proportions, and Percent
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Week-5_Ratios, Proportions, and Percent
![Page 3: Week-5_Ratios, Proportions, and Percent. Topic: Finding the final amount given the original amount and a percentage increase or decrease](https://reader036.vdocuments.mx/reader036/viewer/2022062409/56649ee75503460f94bf865c/html5/thumbnails/3.jpg)
Topic:Finding the final amount given
the original amount and a percentage increase or
decrease
![Page 4: Week-5_Ratios, Proportions, and Percent. Topic: Finding the final amount given the original amount and a percentage increase or decrease](https://reader036.vdocuments.mx/reader036/viewer/2022062409/56649ee75503460f94bf865c/html5/thumbnails/4.jpg)
Before:
NOW:
Dh 250
Dh ___ ?
![Page 5: Week-5_Ratios, Proportions, and Percent. Topic: Finding the final amount given the original amount and a percentage increase or decrease](https://reader036.vdocuments.mx/reader036/viewer/2022062409/56649ee75503460f94bf865c/html5/thumbnails/5.jpg)
Before:
NOW:
Dh 250 Dh ___ ?
Step 1)
250 x 20% = 50Step 2)
250 – 50 = 200
200
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The price of oil has increased by 15% from last week.Last week, the price of oil was $120 per barrel.
a) How much is the decrease in price? _____________
b) How much is the price now? ____________
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![Page 8: Week-5_Ratios, Proportions, and Percent. Topic: Finding the final amount given the original amount and a percentage increase or decrease](https://reader036.vdocuments.mx/reader036/viewer/2022062409/56649ee75503460f94bf865c/html5/thumbnails/8.jpg)
The price of oil has increased by 15% from last week.Last week, the price of oil was $120 per barrel.
a) How much is the decrease in price? _____________
b) How much is the price now? ____________
Step 1)
120 x 15% = 18Step 2)
120 + 18 = 138
$ 138
$ 18
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![Page 10: Week-5_Ratios, Proportions, and Percent. Topic: Finding the final amount given the original amount and a percentage increase or decrease](https://reader036.vdocuments.mx/reader036/viewer/2022062409/56649ee75503460f94bf865c/html5/thumbnails/10.jpg)
447,000 x 8% = 35,760447,000 + 35,760 = 482, 760
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![Page 12: Week-5_Ratios, Proportions, and Percent. Topic: Finding the final amount given the original amount and a percentage increase or decrease](https://reader036.vdocuments.mx/reader036/viewer/2022062409/56649ee75503460f94bf865c/html5/thumbnails/12.jpg)
36,000 x 14.3% = 5,14836,000 - 5,148 = 30,852
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Topic:Finding the final
amount given the original amount and a percentage increase
or decrease
Learn the topic in tour Aleks pie now.