Percentages practice problems - page 69 of 111
Number of problems found: 2208
- Needs
Hanka needs 40,000 € to buy an apartment. She can save or pay 300 € each month. The interest rate on deposits is 2%, the monthly deposit is 300 €, the state bonus is 8.5% of the deposit, and the interest rate on the loan is 2.9%. She will be in the saving - Rectangular 7215
The rectangular rink with dimensions of 50 m and 25 m should be covered with a layer of ice 4 cm high. How many liters of water are needed to make ice if the ice volume is 10% greater than the volume of water? - Multiplied 7208
Which fraction number must be multiplied by 40 to get a 6% smaller number? - Percentage 7207
There are 1.5 times more women in the cinema than men. What percentage of women are in the cinema? - Donated 7192
Mom donated 120 € to Jožek per bike, which was 60% of the bike's price. How much did the bike cost? - Loss
A bookstore purchased the biography of a well-known politician from a publisher for R15 per copy, but sales have been very poor. The manager has decided to mark the copies down to R12 each to make a quick sale. Calculate the loss on each book as a percent - They exceeded
In mines A and B, they were supposed to extract 20,000 tons of coal together. However, they exceeded their joint plan and so they extracted 133 tons more together. In mine A, they exceeded the plan by 2 percent, and in mine B, on the contrary, they extrac - Stamps collection
Together, Peter and Jan had 52,000 stamps in their collection. To compete with their friend, they must have 56700 stamps. They agreed that Peter would increase his collection by 8 percent and Jan would give 10 percent more than he has. How many stamps did - Left handed
It is known that 25% of the population is left-handed. What is the probability that there is a maximum of three left-handers at a seminar with 30 participants? - Butter
The same amount of butter is cut evenly from a cuboid every day. In seven days we used so much butter that all its dimensions were halved. a) How much percent of butter do we still have left? b) How many days will the butter last if we continue to cut the - Probability 7154
82% of football players, and 26% are hockey players at school. What is the probability that: A) I'm not a hockey player B) I know both sports C) I know one sport - The sales
The sales tax rate is 4.447% for the city and 4% for the state. Find the total amount paid for two boxes of chocolates at $17.96 each. - Number 7148 Find a number that is 14% as much as 5% of 196
- Component fail
There is a 90 percent chance that a particular type of component will perform adequately under high-temperature conditions. If the device involved has four such components, determine the probability that the device is inoperable because precisely one of t - Enrolled: 7135
In day mode, Jirka enrolled: sleep 50%, learning 25% free time (fun + help at home) 25%. How many hours a day does he spend on each activity? - Prime number
Jan wrote any number from 1 to 20. What is the probability that he wrote the prime number? - Percentage 7129
The shop reduced the original price of the skis by 20% in January. They reduced the new price by another 20% at the beginning of February. By what percentage was the price of the skis lower than the original price? - Drying herbs
Herbs lose 75% of weight by drying. How many fresh herbs do you have to collect if you want to make 1.5 kg of dried herbs? - Winery
The wine processing plant sold 8/15 of its total wine production to the domestic market and 2/7 to foreign the rest of the wine. How many percents are still in stock? - Deposited 7096
Mr. Novák deposited CZK 50,000 a year in the bank at an annual interest rate of 4%. How much will pre-tax interest be after one year?
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