# Percentages Problems

#### Number of problems found: 670

- Price increase

A 20 percent price increase meant a 90-crown raise. How many cost a product after? - Discount

Product has been discounted twice by 19%. What is the total discount given? - Cacao

Cacao contains 34% filling. How many grams of filling are in 130 g cacao. - Events

Event P has probability of 0.84. What is the probability that the event P occurs in 3, 5, 7 try. - Former price

The price of an article is cut by 10%, to restore it to the former value, by what percent the new price must be increased? - The price

The price of the land increased by 17%. What was the original price of the land if it now costs 46800 €? - Briefcase

The cost of producing briefcase is € 45. The manufacturer wants to sell it at a profit 30%. For how much will briefcase sell? - Mr Novak

Mr Novak earns an average 1249 euros. When increasing the salary they gave him a choice: ? What is better choice for Mr Novak? - Percentage reduction

Reducing the unknown number by 19% get number 700.7 Determine unknown number. - Butter fat

A quarter of kg butter contains 82% fat. How many grams of fat are in four cubes of butter? - Sales off

Goods is worth € 70 and the price of goods fell two weeks in a row by 10%. How many % decreased overall? - Win in raffle

The raffle tickets were sold 200, 5 of which were winning. What is the probability that Peter, who bought one ticket will win? - Efficiency

A certain device consumes 28 kW and delivers 14 kW. Find its efficiency. - Cancer

Of the 80 people 50 people ill cancer. What percentage of people isn't ill? - Unknown number x

5% from an unknown number equals the number 2^{6}. What is the unknown number? - Commission 2

Mr gomez sells used cellphones. His commission for every cellphone sold is 20%. If his total sales is Php 33850, how much is his commission? Please, please, please show your solution. - Slow saving in banks

How long will it take to save € 9,000 by depositing € 200 at the beginning of each year at 2% interest? - Demographics

The population grew in the city in 10 years from 30000 to 34000. What is the average annual percentage increase of population? - Deposit 3

After a year had Martin on bank account € 2028. What was the interest rate when the initial deposit was € 1879? - Contestants

The three best contestants are to divide the total prize of CZK 4,200. The second gets 20% more than the third. And the first one gets 200 CZK less than the second and the third together. How much will everyone get?

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