Algebra 1 : Whole and Part
Study concepts, example questions & explanations for Algebra 1
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Example Questions
Example Question #51 : Whole And Part
Find 12% of 76.
15.6
10
9.12
156
64
9.12
To find a percentage of a whole, we simply multiply the percentage and the whole number together. So,
12% of 76
can be written as
If we multiply this out, we get 9.12.
Therefore, 12% of 76 is 9.12.
Example Question #52 : Whole And Part
What is 
Write 
Multiply this fraction by ten.
Reduce this fraction by finding its multiples.
The answer is 
Example Question #52 : Whole And Part
What is 
Convert the percentage into a decimal by moving the decimal place back two spaces.
This number is also recognized as 
Multiply this number with twenty five.
The answer is:
Example Question #53 : Whole And Part
What is ten percent of twenty?
Ten percent is ten out of 100 parts.
This fraction can be reduced to 
Multipy this fraction with twenty.
The answer is:
Example Question #55 : Whole And Part
The graduation rate among seniors at a local high school is 
The graduation rate among seniors at a local high school is 
To answer this question, we need to be careful how we set it up, and careful that we answer the correct question.
We need to find the number of senior who will not graduate. Not the number who will.
To do so, we can first find the percentage who will not graduate. This will be:
Next, change our percent to a decimal:
Finally, multiply our total number of seniors by the decimal we just got to get:
So our answer is 65.
Example Question #55 : Whole And Part
The graduation rate among seniors at a local high school is
The graduation rate among seniors at a local high school is
To answer this question, we need to be careful how we set it up, and careful that we answer the correct question.
We need to find the number of senior who will not graduate. Not the number who will.
To do so, we can first find the percentage who will not graduate. This will be:
Next, change our percent to a decimal:
Finally, multiply our total number of seniors by the decimal we just got to get:
So our answer is 65.
Example Question #56 : Whole And Part
What is 40 percent of 800?
A percentage is a value over 100 parts.
Forty percent is:
Multiply this fraction with 800.
Reduce the fraction.
Forty percent of 800 is 320.
The answer is:
Example Question #57 : Whole And Part
What is ten percent of three?
Ten percent is ten out of 100 parts.
Reduce the fraction to 
Multipy this fraction with three.
The answer is:
Example Question #52 : Whole And Part
What is 13% of 96 ?
To find a percentage of a whole, we simply take the percentage and multiply it by the whole number. In other words
Therefore, 13% of 96 is 12.48.
Example Question #55 : Whole And Part
What percentage of 
Set up the equation such that a percentage of 
A percentage is some number out of 
Multiply 
Divide by four on both sides.
Simplify both sides. The answer is,
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