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[DOC File]Percentages: The most useful statistics ever invented
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(a) Work out the 1985 price as a percentage of the 2003 price. (b) Calculate the percentage increase in the price from 1985 to 2003. The population of a country in 2005 is 120,000, which is increased by 25%. Calculate the . population of 2004. Labour costs of $78,000 in 2001 were 160% more than the labour costs in 2000.Calculate. the labour ...
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[DOC File]Calculating break-even: some more examples
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Work out the total amount of money Greg earned in May. £ ... (dep on M1 earned for a correct method for a percentage calculation) for “60” + “140”+ 530 . A1 cao 12 (a) e(3e + 5) 1 B1 for e(3e + 5) (b) 4 3 M1 for intention to expand brackets, eg 7k – 21 or division of all terms on RHS by 7 as first step, eg .
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Online Percentage Calculator - how to work out percentage calcula…
The figures in the following tables are based on a standard 40 hour work week, 174 hour work month, and 2088 hour work year. If a recurring duty is performed weekly and takes the same amount of time each week, the percentage of the job that this duty represents may be calculated by dividing the number of hours spent on the duty by 40.
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[DOC File]Calculating Percentages for Time Spent During Day, Week ...
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b) Work out the reduced price of the jacket. 7. Work out each percentage in these questions. Write down which one gives the biggest answer for each part of the question. a) 50% of 30 and 25% of 48 b) 50% of 70 and 25% of 120. c) 25% of 24 and 10% of 70 d) 25% of 40 and 10% of 80. 8. Three of the four percentages in each grid give the same ...
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[DOC File]14. PERCENTAGE
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This is why we work out the percentage uncertainty of a measurement. This is the most useful indicator of uncertainty. Small percentage uncertainties (
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[DOCX File]Finding the Percentage of Oxygen in the Air
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Work out the gross profit percentage. Gross profit/sales x 100 = gross profit percentage. R55/R70 x 100 = 79%. Step 3: Work out the break-even point. Breakeven = overheads/gross profit percentage. Therefore. Breakeven = R32 640/0,5 = R41 316. The barbershop therefore has to do R65 280’s worth of hair-cuts a month to break even. That ...
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[DOCX File]Making Measurements .com
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By measuring volume, you will be able to determine the percentage of oxygen in the air. Materials: candle penny beaker marker water test tube graduated cylinder. ... subtract the volume of air after the candle goes out from the total volume that the test tube can hold. Record the volume in the data table. 10. Determine the percentage of oxygen ...
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[DOC File]Working out Percentages - tandrageemaths
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Example: There are 20 students in a classroom, 12 of whom are males and 8 of whom are females. The percentage of males is 12 “out of” 20, or 60%. The percentage of females is 8 “out of” 20, or 40%. (20 is the base.) To how many decimal places should a percentage be reported?
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How to work out a percentage