Percentages practice problems - page 63 of 111
Number of problems found: 2208
- Six percents
6% of the base is 21. How much is 28% of this base? - Original price2
The product was reduced by 10% and then by another 8%. What was the original price if it now costs 13248 CZK? What percentage of the original price is a discount? - Initial price
The price of the T-shirt was initially 379 CZK, but it was reduced by 16%. How much does it cost now? - Percentage increase
Increase the number 400 by 3.5% - Reducing 8114
By reducing the unknown number by 342, you get 81% of the unknown number. Find this number. - The sponsor
The school received money from the sponsor. She used one-third to buy computers and half of the rest to adjust the gym. It still has 4000 euros left. How many euros did the sponsor donate to the school? - Profit growth
A company's profit increased by 25% during 1992, increased by 40% during 1993, decreased by 20% in 1994, and increased by 10% during 1995. Find the average growth in the profit level over the four years. - Twenty percent
The students in the class agreed to make various decorative cone-shaped hats for the carnival. How much decorative material did a class of 25 students need to make the hats, if they had to count on about twenty percent waste when cutting and gluing? (The - Consumption 8079
The survey reduced hot water consumption by a ratio of 4:5. By what percentage has household water consumption decreased? - Cable car
Find the elevation difference of the cable car when it rises by 67 per mille, and the rope length is 930 m. - Incorrectly 8075
Katka solved an example from mathematics. She could calculate 50% of the examples, guess the remaining questions, and guess one-fifth of them. She had 12 answers incorrectly. How many tasks did the test contain? - Prospering students There are 30 girls and 30 boys in the class. Boys are prospering 28, girls all. If all the prospering students are 95%, how many girls are in the class and how many boys are there?
- Purchase 8073
The company paid a 20% tax on the purchase of the machine in the amount of 240 €. What is the price of the machine without tax? - Employees 8068
One thousand employees work in the company. At the end of the year, 10% of all men and 20% of all women received bonuses. Thus, the company rewarded 14% of the total number of employees. How many men and women work in the company? - Increased 8067
The TV cost 1000 euros. In the last three months, they first reduced the TV price by 30%, then lowered it again by 20%, and finally increased it by 50%. Was the last price the same as the original? - Horizontal distance
The road has a gradient of 8%. How many meters will it rise over a horizontal distance of 400m? - Seed germination
Seed germination is 80%. 8% of the germinated plants subsequently die. How many seeds does a gardener have to sow in order to grow 2,000 plants? - Power input
The construction lift lifted a 300 kg load to a height of 12 m with uniform movement. If the efficiency is 75% and the engine has a power input of 5 kW, how long did it take for the load to be lifted? - A screen
A screen is 1680 x 1050 pixels. What are the coordinates (and size in pixels) of a central area which is exactly 33% of the screen size? - Represented 8020
The race was divided into four stages. The length of Stages 1 and 4 was 160 km. The length of the second stage represented a third of the total length of the race. The length of the 4th stage was twice as long as the third stage. What percentage of the to
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