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Example Questions
Example Question #55 : Percentages
What percentage of is
?
Rewrite the question in parts. A percentage is something out of .
Solve for .
Example Question #1 : How To Find The Whole From The Part With Percentage
is
of what number?
is
of a number we will call
; alternatively,
multiplied by
is equal to
. Set up this equation and solve for
:
Example Question #3 : How To Find Percentage
is what percent of
?
Set up the proportion statement, where is our answer, and solve:
Example Question #581 : Concepts
What is of
?
One way to figure out what number is a percentage of a larger number is to convert the percent into a decimal and multiply it by the whole number. Since is equal to
, multiply this by
.
is your answer.
Example Question #1 : How To Find The Whole From The Part With Percentage
of what number is
?
Taking of a number is the same as multiplying that number by
. We can find our number, therefore, by dividing
by
:
Example Question #13 : Percentage
What is of
?
Rewrite as a decimal by writing
with a decimal point, then shifting it two spaces left:
Multiply this by :
Example Question #581 : Concepts
Convert into a decimal.
In order to convert from a percentage to a decimal, simply remove the percentage and move the decimal place back two spaces or divide by 100.
The decimal conversion is:
Example Question #164 : Grade 7
What number increased by 25% is equal to 7?
To increase a number by 25% is to take
of the number, or, equivalently, multiply it by
.
Therefore, we divide 7 by :
, so
.
Example Question #165 : Grade 7
What number decreased by 25% is equal to 7?
To decrease a number by 25% is to take
of the number, or, equivalently, multiply it by
.
Therefore, we divide 7 by :
, so
.
Example Question #1184 : Hspt Mathematics
What is increased by 30%?
Increasing a number by 30% is equivalent to taking 130% of a number, which in turn is equivalent to multiplying it by
.
increased by 30% is the product of
and
:
, so this quantity is equal to
, the correct answer.
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