A percentage is a number or ratio expressed as a fraction of $100$. It is often denoted using the percent sign, "$%$", or the abbreviation "$\mathrm{pct}$." -Wikipedia. Percentages are used when describing portions or proportional changes.
Questions tagged [percentages]
1440 questions
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Calculate reward percentage based on individual contributions and total number of contributors.
Please feel free to correct the title. I know it's confusing.
I have the following scenario:
contributions to project by agent A = 2
contributions to project by agent B = 33
contributions to project by agent C = 190
contributions to project by…
Sprout Coder
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Calculating necessary / desired hours vs the availability
So I'm a bit lost on what approach to take to calculate the percentage that shows the truth.
Imagine we have the following table:
+----------+-------+--------------------------------+----------------------------------+
| RESOURCE | LEVEL | DESIRED…
KMNJB
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Two step percentage discount how to arrive to x
Let's say we have a value of $100$ to which we apply a $20$% which arrives at $80$.
Now let's apply a two step percentage decrease so $100 - 10$% - $x$% $= 80$. To get there $x$ would be roughly $11,1$%. Can anyone help how the actual formula should…
kawuel
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Leverage and profit proportion
Suppose me and my friend invest in the same stock but he has 10% more than me. I want to have the same amount as him, but I have no money to buy 10% more, so I'm gonna leverage my position to profit more % than him and reach him. My question is: how…
Eduardo M
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Is Dividing By a Percentage Valid in the Context of Determining Cost per Acquisition/Return on Investment?
I'm new to the site, and am hoping someone can assist. I'm currently trying to find the return on investment (ROI), and I can't figure out if the formula below is valid in the context it's being applied; please see the first part of the formula…
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Proportional Percentage Scaling
I've been breaking my head in trying to calculate the proportional scaling of percentages, in which the end result should always quantify to 100%.
For example:
Person A - 60%
Person B - 40%
When adding person C with 50%, the following scaling…
RookieSA
- 13
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Percentage Problem: Chance of being killed in a lifetime calculation
If the average lifetime of a person is $72.6$ and if the person has a $0.00016\%$ chance of being killed by doing a certain activity in a year.
How do you calculate the chance of him being killed doing that activity in a lifetime?
Is it $(72.6 *…
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Percentage Problem: Can someone help me with finding the right percentage?
In this article, we have the data that police officers have around 50 million interactions with the public and 1000 Fatal shootings but later they say "... those interactions led to fatal shootings about 0.00002 percent of the time."
How exactly…
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Calculate initial value given different percentages and the total
Let's imagine an invoice:
Sub total: 100 (what we don't know)
Tax1 21%: 21 (this increases the total)
Tax2 10%: 10 (this de-increase the total)
TOTAL: 111
For a single tax we could do:
100 (total) * 100 / (21 + 100) = 82.64 (sub total)
But how can…
Dani
- 101
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Spacing of plus-or-minus sign (±) when used with percentage?
I have a question regarding the correct spacing of plus-or-minus sign (±) in a specific situation.
Normally there should be a space on both sides of the sign, e.g., A ± B. If I want to express “20 percent plus or minus 3 percent” it could be 20% ±…
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Percentage profit/loss question
A shopkeeper sells a T.V. for 3000 and makes a profit of 15%. He sells a different T.V. and makes a loss of 10%. In the overall transaction, the shopkeeper makes neither profit nor loss. What is the cost price of the second T.V.?
I tried finding the…
Curious
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Percentage profit/loss
By selling two tables for 1200 each, a man gains 10% on one and loses 10% on the other. What is his gain/loss percent in the whole transaction?
I calculated cost price for table one by equating selling price to 1.1 cost price.and got the cost price…
Curious
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Percenatge profit/loss question
A sells 2 TV sets, one at a loss of 15% and another at a profit of 15%. Find the loss/gain percentage in the overall transaction?
I assume the price of two TVs to be 100 and that of one to be 50. According to me there should be…
Curious
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Successive Percentage discount
Price of a product is 48 units. After two successive cuts by same percentage, price of the product becomes 20.25. What is the discount percentage?
I assumed the percentage to be x and multiplied x by x/100 and x/100. Didn't get the right answer. The…
Curious
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Discount Problem
A shopkeeper allows a discount of 10% on the marked price. How much above the cost price must he mark his goods to gain 8%?
I assume cost price to be P. So the shopkeeper must get 1.08P to make a profit of 8%. He allows a discount of 10%. I am told…
Curious
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