Percentages practice problems - page 45 of 114
Number of problems found: 2277
- Washing machine loan
Thomas took out a loan to buy a washing machine. In the following 12 months, according to the contract, he had to repay the amount of 150 euros. The price of the washing machine is 1200 euros. What percentage is the annual interest rate? Write in the form - Inflation and deposits
A client deposits 100,000 euros in XYZ bank for a term deposit with an interest rate of 4% pa (per annum). After six months, you went to get the money. How much did he have in his account with the described half-yearly interest? PS When you deposit money - Bank loan
Susan borrowed a certain amount from the bank, with the proviso that she would return 15,000 euros a year. The annual interest rate was set at 4.5%. How much did Susan borrow? - Bank interest comparison Father put €600 in a bank that pays government interest at a rate of 3%p. A. Grandfather put €610 in a bank that will make governments at a rate of 2%p. A. Which will have more money if they withdraw from the bank after one year?
- Machine efficiency loss
What percentage is the loss of a machine that works with an efficiency of 0.78? - Five-digit number
Anna thinks of a five-digit number not divisible by three or four. If he increments each digit by one, it gets a five-digit number divisible by three. If he reduces each digit by one, he gets a five-digit number divisible by four. If it swaps any two digi - She showed the PC
Sabína wrote down how many hours a day she sat at the PC. Dana illustrated the data using a radar chart. Sabína spent approximately 100% more time at the PC on weekends than on weekdays. Saturday: 5 hours, Sunday: 4 hours. During the week: Monday 1 hour, - The town
The town population is 56000. It is decreasing by 2% every year. What will be the population of the town after 13 years? - Ball drawing probability
We have five red and seven white balls in a hat. What is the probability of pulling: a) a red ball? b) a white ball? - Triangle area percentage
A right-angled triangle ABC has sides a = 5 cm, b = 8 cm. The similar triangle A'B'C' is 2.5 times smaller. Calculate the percentage of the area of triangle ABC that is the area of triangle A'B'C'. - Four bicycles
In the department store, they sell bicycles for families with children. Women's bicycles are 10% more expensive than men's, and children's bikes are a third cheaper than women's. The family paid a total of CZK 31,030 for two children's, one man's, and one - Blood alcohol
The 80-kilogram man who caused the car accident had 2.5% blood alcohol. Determine how many grams of alcohol he had in his blood if the blood made up 8% of a person's weight. - Determine
Determine the salary of a part-time worker if the employer deducted (taxes, etc.) 840 euros from him, which was 6/50 of his salary. - The grocery store The grocery store earned € 15450 in the first week. In the second € 18630. What percentage of sales increased in the second week compared to the first week?
- Tennis racket
Tennis rackets became cheaper by 16% in winter. In the spring, the price increased by 15%. After this increase, it cost € 38. How much did the rocket cost in the winter before cheapening? - Fur coat discount
The shop with fur coats has a red fur coat that costs 150 euros, with an 85 percent discount. How much does it cost after the discount? If there was an 85% discount, how much would it cost? - Metal washers
Metal washers with a diameter of 80 mm are cut from a strip of steel sheet with a width of 10 cm and a length of 2 m. When two adjacent circles meet, calculate the material waste percentage if no material is lost. - Honor graduate percentage
As many as 62.5% of residents at the business academy graduated with honors. How many high school graduates would there be if 30 students graduated with honors? - The encore
The rock band had a 15-minute encore at their concert, which accounted for 12% of the total length of the concert. What was the total length of the concert? - The price
The calculator's price gradually decreased from 65 euros to 30 euros, then to 10 euros, and finally to 4 euros. What percentage were the individual reductions? What percentage of the original price was reduced?
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