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Percent to Decimal/Decimal to Percent
Percent Proportion/Percent Equation
Whole, part or %
Sales Tax, Tip, Discount
Simple Interest
100
Convert 120% to a decimal.
What is 1.2
100

If 12 out of 25 people like blue jolly ranchers. What percent of people like blue jolly ranchers?

What is 48% of people

100

36 is 30% of what number?

What is 120.

100
How much would a bicycle cost if it were marked down 15% from its original price of $289?
What is $245.65.
100
Name the simple interest formula and state what each variable stands for.
What is I = prt I = interest p = principal r = % as a decimal t = time in years
200
Convert 4.9% to a decimal.
What is .049
200

The local bakery sells 150 donuts a day. If 70% if these donuts are sold in the morning, how many donuts are sold in the morning?

What is 105 donuts

200

what number is 65% of 840?

what is 546.

200
If a sweater costs $37.99, and the sales tax is 6%, what is the total price of the sweater?
What is $40.27.
200

If you invest $1200 in an account that pays 13.2% simple interest, what is the balance of the account after 4 years?

What is $1833.60

300
Convert .008 to a percent
What is 0.8%
300

0.5% of all statistics are true. If you have a list of 1,400 statistics. How many are true?

What is 7 statistics.

300

What is 125% of 64?

What is 80.

300

A certain container of mouthwash usually costs $2.99 at a store. If it is on sale for 20% off, how much does the mouthwash cost now?

What is $2.39

300
If you buy a necklace for $400 on your credit card, which charges 21.3% simple interest, how much interest will be added after 15 months?
What is $106.50
400
Convert 3.1 to a percent
What is 310%
400

A store paid $75.29 for a couch. To make a profit, the store charged 270% of the cost. What is the price tag the store puts on the couch?

What is $203.28

400

120% of what number is 54?

What is 45.

400
Elvia can get a $10.28 discount on a $68.53 purchase at a certain department store because she works there. What percent discount does she get?
What is 15% discount.
400
Find the interest earned if you place $76.43 into an account that pays 21.5% simple interest, and leave it in for 3 months.
What is $4.11
500
Convert 0.07% to a decimal
What is .0007
500

John flips a quarter. It falls on tails 6 times, if this 30% of the time. How many times did he flip a quarter.

What is 20 times.

500

out of a 75 question quiz, getting 5 incorrect, would result in what quiz grade percentage? 

What is 93.3%.

500
If a stereo is sold for $59.99, and Karen pays $64.19 for it when she checks out, what is the sales tax in the area?
What is 7% tax.
500
If you take out a loan for $550 at 7.2% simple interest and make no payments for 6 months, how much do you owe total?
What is $569.80.