Percentages practice problems - page 74 of 111
Number of problems found: 2208
- Line-producing 6197
The new line-producing screws did not work at total capacity from the beginning. On Monday, she produced 20% of the daily norm. On Tuesday, she already met 4/5 of the daily norm. By what percentage was the number of screws made on Tuesday higher than on M - Largest angle of the triangle
Calculate the largest angle of the triangle whose sides have the sizes: 2a, 3/2a, 3a - Calculate 6195
The number x = 2 / p² is given. Calculate a number 400% greater than x if p = 10. - Measuring 6188
Find the length of the cube's edge and its volume is equal to 60% of the volume of a block measuring 7 cm, 8 cm, and 6 cm. - Together 6187
Petr had 20% more savings than Jana, who saved half of what Markéta did. Together they saved CZK 2,520. How much CZK did each of them save? - Decreased 6181
The plasma TV happened at Christmas. Case 738eur. After Christmas. The shop sold it out on holidays, and its price decreased by 12%. How much did the TV cost after the discount? - Connections 6133
Gutters have the shape of half a cylinder. Their diameter is 16 cm, and the total length around the roof is 32.6 m. How many m² of sheet metal are needed to make them? Add 15% for connections and cleaning. - Kilometers 6115
In 2016, we drove 52893.9 km, and in 2017, we drove 64035.4 km. By how many kilometers did they increase? - Numbers 6101
Fifty percent of the number x equals sixty percent of the number y. What is the ratio of the numbers x and y? - Sixty
Sixty percent of one-fifteen of the total is equal to thirty. What are two percent of the total? - Girls
The children's competition was attended by 63 girls, which is 30% of all children's participants. How many children attended this competition? - Radioactive material
A radioactive material loses 10% of its mass each year. What proportion will be left there after n=6 years? - Investment
1000$ is invested at 10% compound interest. What factor is the capital multiplied by each year? How much will be there after n=12 years? - Successful 6077
The natural history test contained 21 questions. The teacher evaluated each question by two points. Milan wrote a test for 39 points. At what percentage was Milan successful? - Percentage 6076 One hundred fifteen girls and 136 boys enrolled in a specific grammar school. They admitted 64 students. What percentage of the total students enrolled in grammar school?
- Recalculate 6075
Zuzka planned to recalculate 20 examples from the new collection during the holidays, but she only managed to calculate 13 of them. At what percentage did she fulfill her plan? - Minutes 6069
How many minutes is 60% of two hours? - Principal 6066 After a year, little Katka was on a passbook of thousands of euros. What was the annual interest rate in the bank, and the principal was 957 euros?
- Percentage 10
Fifty-two shorts and missed 13. Calculate percentage - Deposited 6059 On January 2nd, 2009, Janko's father deposited €3,000 in the bank's passbook. The bank provides an annual interest of 0.30% for deposits up to €5,000. However, Janko's father collected the money after eight months. What is interest in euros added to it?
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