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
0
votes
1 answer
Increasing percentage when starting from 0.
hello i thought of this question "sally has 0 apples, the next day she has 1 apple what's the percentage increase of apples"?
Does anyone know the answer? just thought of this question. Any number multiplied by 0 makes 0 and so I don't know what the…
0
votes
1 answer
What is a yearly rate of increase?
Feri invests some money. The rate of interest fore the first year is 2.5%. At the end of the second year the overall percentage increase of Feri's investment is 6.6%. Find the rate of interest for the second year.
Given the answer Rate of increase…
Bret Joseph
- 103
0
votes
0 answers
Net profit/loss percentage formula - after fees
An asset is bought at price $x$ and sold at a price $y$, increasing or decreasing in value $\frac{y-x}{x}$ percent ($C$). Buying/selling incurs a percentage fee, let's call it $F$. The asset is bought in exchange for "money", let's call it $M$.
To…
nunaxe
- 101
0
votes
1 answer
Excel formula for a series of percentage increases
So if for every level there is a 2 percent increase on top of the last level. What would the formula be?
Level 1: Health = 100
Level 2: Health = 102
Level 3: Health = 104.04
and so on.
I want to just be able to input the level and get a readout on…
Arkyris
- 3
0
votes
0 answers
Don't understand a percentage word problem - 40% more than equation
https://www.jobtestprep.co.uk/shl-numerical-test-answers#numericalsample
I don't understand the logic behind how to get the answer in SHL Numerical Reasoning Test Question 4 - Graphs and Tables #3
Specfically this part of the answer:
The Northern…
Jessica M.
- 227
0
votes
1 answer
How do you combine different percents over different instances to find a total percent that something will happen over both instances?
For example a x% that something will happen and a y% that something will happen what is the z% that it will happen(at least once) over both instances
0
votes
1 answer
How do I increase x by y%, z amount of times?
How do I increase a number by a number a specific ammounts of times using a calculator or just how?
Example:
I want to increase 100 by 0.5% 3 times so
0.5% of 100 =
0.5 + 100 = 100.5
0.5% of 100.5 =
0.5025 + 100.5 = 101.0025
0.5% of 101.0025…
Kodi 420
- 1
0
votes
0 answers
Percentage/ Discounting present value
I have been taught that to increase and decrease a number by a percentage we do the following:
e.g.
Increase by 5% and decrease by 5%.
100 * 1.05 = 105. (increase)
100* 0.95 = 95 (decrease)
When I am looking at a present value formula we are told to…
Avo23
- 1
0
votes
0 answers
Question regarding percentage
Imagine two persons talking .
One said my height is 10% more than yours.
If the height of 2nd person is 100cm , then the height of 1st person is 110cm.
But here: if I got 42% marks which is 12% more than passing marks , then did I get 112% of…
0
votes
5 answers
Confused about percentages
I use the following method to calculate $b$, which is $a$ increased by $x$ percent:
$\begin{align}
a = 200
\end{align}$
$\begin{align}
x = 5\% \text{ (represented as } \frac{5}{100} = 0.05 \text{)}
\end{align}$
$\begin{align}
b = a \cdot (1 + x) \
=…
Dan
- 3
0
votes
0 answers
1 $\%$ of 200 $\%$ of $360$ is what percent of $0.1 \%$ of $60$?
1 $\%$ of 200 $\%$ of $360$ is what percent of $0.1 \%$ of $60$?
1 $\%$ of 200 $\%$ of $360$ is what percent of $0.1 \%$ of…
user817548
0
votes
1 answer
How to calculate original amount before the discount?
I have an amount I want to receive: 350€
I know from the original request I will have to do a discount: 40%
What is the original request I have to ask?
350 = x - (x * 40%)
Where x = Original Request
Excuse me if this question is too naïve or…
fguillen
- 121
0
votes
0 answers
Percentage between 2 numbers with a negative in reverse
I am working on some game code and I have an image that I need to figure out the percentage from the top and left relative to the coordinates on a map, left on the map is 9688 and right is -5300.
How would I figure out the percentage in from the…
0
votes
2 answers
Equation for "$a$ is greater than $b$ by $40\%$"
Most people answer
$$
a = b + \frac{40}{100}b
$$
but I think this should also be right
$$
a - \frac{40}{100}a = b
$$
Is one of them wrong or both are correct?
Or the statement is lacking details of 40% of who (b or a).
Help me solve this question.…
0
votes
0 answers
Decibel to percentage within a given range
I'm not sure if this is possible at all or if its not possible with the information that I currently have. If it's not possible please let me know. I'm not the best in math so searched on the internet but didn't find a suitable answer.
I'm building…
wes
- 101