Convert 0.355 to a percentage.
35.5%
Whats 23% written as a decimal?
0.23
What is the equation for determining a proportionality?
y = k x
A price of something increases 20%? What percent is the new price?
120%
What is 10% of $40?
$4
What is 0.8 when written as a percentage.
80%
What is 5% written as a decimal?
0.05
What does the "y" stand for in y = k x
The new amount
What percent do you pay if you have a 24% discount?
76%
What is 75% of 200kg?
150kg
Convert 0.125 into a percentage.
12.5%
How do you write 42 1/2 % as a decimal?
0.425
What does the "k" stand for?
The percent change (COP)
What decimal would you use in an equation to determine the tip amount of 18 percent?
.18
In a class of 24 students, 75% of them are present. What percentage are away? How many students are away?
25%. 6 students are away.
What is 5.1 written as a percentage?
510%
How do you write 150% as a decimal?
1.5
What does the x stand for?
The original amount
What percentage would you use to determine the total amount of a bill with a 7% tax?
107%
What is 2.5% of $60?
$1.50
How do you write 0.002 as a percentage
0.2%
How do you write 0.3% as a decimal?
0.003
What must you do to a % to use it in the equation?
Change to a decimal
What decimal would you use if you wanted to know how much you save with a 12% discount?
.12
A DVD priced at $30 has a 20% discount applied. How much is the discount and what is the sale price?
Discount is $6 and sale price is $24