ISEE Middle Level Math : How to find the part from the whole with percentage
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Example Questions
Example Question #71 : Arithmetic
Donald makes $17.50 an hour at current, and is due for a 5% raise. Also, as a result of an agreement with the union, management has promised a 16% increase in wages across the board for all workers. What will Donald earn per hour after these two increases?
As a result of a 5% raise, Donald's wages will be 105% of what they were before; the 16% wage hike will make Donald's wages 116% of that. Therefore, Donald will make:
Example Question #191 : Percentage
In appreciation for a job well done, Clark is being awarded a bonus equal to 12.5% of the salary he earned over the last two years. His monthly salary over that period has remained constant at $4,500 per month. What is the amount of the bonus?
Over two years, or 24 months, Clark has earned
His bonus is 12.5% of this, or:
Example Question #2 : Percentages
What is 
Set up a proportion, as follows:
Solve for 
Example Question #72 : Arithmetic
Jerry buys groceries that cost $43.23 before tax. The tax on groceries in his locality is 5.5%. He hands the cashier a $100 bill. What will he get back in change?
The tax on $43.23 worth of groceries is 5.5% of that, which is 0.055 multiplied by that:
Add that to the price:
And subtract that from $100:
Example Question #11 : Percentages
What is 40% of 
Set up the percent proportion, where 
Solve for 
Example Question #201 : Percentage
At the store where Harry works, a hat he wants to buy sells for $72.00. He gets an employee discount of 20%, and he wants to hold out for two weeks, when the hat is marked down 15%. How much will he be able to buy the hat for then?
A 20% employee discount means that Harry gets to buy merchandise for 80% of the purchase price. A 15% markdown means that the hat will sell for 85% of its normal price. Therefore, Harry will pay 80% of 85% of $72 for the hat, or:
Example Question #71 : Arithmetic
A bicycle Carly wants to buy costs $250 in her hometown in Tennessee, where she would pay no sales tax. Just across the border in Kentucky, she can buy the same bicycle for $225 in a store, but the sales tax is 8%. How much would Carly save by buying the bicycle in Kentucky?
In the Kentucky store, Carly would pay $225, plus 8% of that amount, in tax; this is:
She would save
Example Question #16 : How To Work With Percentages
$12,000 is deposited into a savings account that draws 6% simple interest per year. If no money is withdrawn during the first five years, how much money is in the account at the end of the fifth year?
We can use the simple interest formula 
The savings account will have 
Example Question #1 : Use Proportional Relationships To Solve Multistep Ratio And Percent Problems: Ccss.Math.Content.7.Rp.A.3
How much would a 
First, find 
Then, subtract this value from the whole:
Example Question #1 : Use Proportional Relationships To Solve Multistep Ratio And Percent Problems: Ccss.Math.Content.7.Rp.A.3
How much would a 
First, find 
Then, subtract this value from the whole:
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