Percentages 1
The cost of a certain shirt is $20 before a 5% sales tax is added. What is the total cost, including sales tax, to purchase the shirt?
$21.00
What is the selling price of a pair of $40 skates with a 25% discount?
$30
What is 23% of 100.
23
From $935 to $748, what is the percent change?
20% decrease
A clothing store offers a 35% discount on every item. The original price of a pair of jeans was $22. What is the discounted price?
$14.30
0.25 as a percentage
25%
A customer’s monthly water bill was $75.74. Due to a rate increase, her monthly bill is now $79.86. To the nearest tenth of a percent, by what percent did the amount of the customer’s water bill increase?
5.4%
There are a total of 840 seats in a school auditorium. During an assembly, students occupied 50% of the seats in the auditorium. How many seats did the students occupy during this assembly?
420
What number is 40% greater than 115?
161
The weight of a young tiger is 125 lb. An adult tiger weight is 60% heavier than a young tiger's weight. How heavy is the adult tiger?
200 pounds
220 to 253, what is the percent increase?
15%
According to a set of standards, a certain type of substance can contain a maximum of 0.001% phosphorus by mass. If a sample of this substance has a mass of 140 grams, what is the maximum mass, in grams, of phosphorus the sample can contain to meet these standards?
0.0014g
Nate left a 20% tip. His bill was $34.61. What was the price including tip?
$41.53
A painter sold a $184.49 painting with a tax rate of 7.5%. What is the tax amount?
$13.84
In 2019, the average adult in the U.S. slept 5.5 hours each day. This is a decrease from 2018, when the average time spent sleeping was 6.25 hours per day. What is the percent change from 2018 to 2019? Round the nearest tenth of a percent.
12% decrease
Henry wants to leave a 15% tip on a $36.78 dinner bill. How much should he leave for the tip?
$5.52
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Lani spent 15% of her 8-hour workday in meetings. How many minutes of her workday did she spend in meetings?
72 minutes
or
1 hour and 12 minutes
Lin is shopping for a couch with her dad and hears him ask the salesperson, “How much is your commission?” The salesperson says that her commission is 5.5% of the selling price. How much commission will the salesperson earn by selling a couch for $495?
$27.23
Last year, 200 students enrolled in an interior design program. This year, the number of students enrolled is 147% of last year’s number. How many students are enrolled in the interior design program this year?
294
Jay paid $54.00 for his Xbox game. What is the sales tax if the tax rate is 5.5%?
What is the TOTAL COST after tax?
$2.97
$56.97
432 is 96% of what number?
450
Thomas installed a new stove in his restaurant. At the time of installation, the stove had a value of $800. Thomas estimates that each year the value of the stove will depreciate by 20% of the previous year’s estimated value. What is the estimated value of the stove exactly 2 years after Thomas installed it?
$512
A college student takes out a $7,500 loan from a bank. Assuming no payments have been made, what will be the balance of the loan after 1 year if the bank charges 3.8% interest each year?
$7,785
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