Basic operations and concepts - practice problems - page 7 of 332

Number of problems found: 6634

Stock 5
The stock dropped by 35% to P130.00. What was the trading price before the drop?
£4.20
£4.20 per 100 g; what would 0.118 kg equal?
Percent increase
2.22 to 2.52 What is the percentage increase?
Percents 4
900 to 1200. What is the percentage increase?
A pet 2
A pet store has 15 birds and 75 fish. In the simplest form, what is the pet store's ratio of birds to fish?
Lorelai
Lorelai scored 15 points on her pretest. On her second try, she got 75 points. What is her percent increase?
Baseball card
In 2001, a rare baseball card was worth $11.00. This year the card is worth $8.00. What percent of the value of the card has been lost?
There 28
There are 100 cents in a dollar. What percent of a dollar is $0.15?
Field trip
There were 40 students signed up to go on a field trip on the day of the trip, and only 28 students were present. What percent of the students showed up for the field trip?
Tree's virus
An arborist examined trees in an orchard to see if they were infected with a virus. 42 out of 75 trees were infected with the virus. What percentage of the trees were infected? Write your answer using a percent sign (%).
A basketball
A basketball team won 11 out of 20 games. What percent of its games were won by the team?
Anthony's
Anthony's book cost $9.50. The tax rate is 7%; find the total cost of the book.
Trinity 2
Trinity has saved $500 for a new car. She recently got a job as a dog walker and added $70. What percent of her original savings got added?
Percent down
$165.00 is what percentage less than $247.50?
Coffee factory
In a factory, 10 kg of coffee is produced in a half day. The factory is in operation nonstop for 6 1/2 days a week. Find the total amount of coffee produced in a week.
The revenue
The revenue of Dr. Alban Bookstore increased from 1 500 000 pesos (in 2018) to 2 275 000 pesos (in 2019). What was the percent increase in the yearly revenue from 2018 to 2019?
Percent base
75% of 40 is 30. What is the base?
Percent change 2
98.6 to 101.2; what is the percent change?
Price 11
The price increased from $2.56 to $3.76. What is the percentage increase?
A group
A group of young men decides to raise ksh 480,000 to start a business. Before the actual payment was made, four members pulled out, and each of the remaining had to pay an additional ksh 20,000. Determine the original number of members.

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