Percentages practice problems - page 101 of 111
Number of problems found: 2206
- Class - boys and girls
In the class are 60% boys and 40% girls. Long hair has 10% boys and 80% girls. a) What is the probability that a randomly chosen person has long hair? b) The selected person has long hair. What is the probability that it is a girl? - Sisters
Sisters Zuzka Lenka and Vierka have saved for a new bike. Zuzka save € 90, Lenka save € 90 and Vierka save € 82. Missing 30% gave them their mother. What is the price of the bike? - Purchase
The mother bought five boxes of milk and 7 kg of potatoes and paid a total of CZK 147. The aunt bought seven boxes of milk and 3 kg of potatoes and paid 131 CZK. What is the price of one carton of milk and 1 kg of potatoes? How would CZK together have bee - Goat and circles
What is the radius of a circle centered on the other circle, and is the intersection of the two circles equal to half the area of the first circle? This task is the mathematical expression of the role of agriculture. The farmer has circular land on which - Parcel
Both dimensions of the rectangular parcel were increased by 31%. By how much % has it increased its acreage? - Unknown integer
Find the smallest integer: Divided by 2, the remainder is 1. divided by 3. The remainder is 2. divided by 4. The remainder is 3. Divided by eight, the remainder is 7. Divided by 9, the remainder is 8. - Product V2
The price of the product was increased by 24%. Price increased by 316. How much money would this product cost if it was, on the contrary, by 14% discounted? - Conference
129 is the total number of employees. 31 employees attended the conference. How much is it in percent? - Climb in percentage
The height difference between points A and B is 475 m. Calculate the percentage of route climbing if the horizontal distance between places A and B is 7.4 km. - Enterprise and wages
The enterprise operates a total 115 workers, and their average salary is M dollars. If the company has hired an additional 15 employee whose average wage would be the S dollars, it will reduce the overall average salary by 2.6%. Calculate the value of the - The percentages in practice
If every tenth apple on the tree is rotten, it can be expressed by percentages: 10% of the apples on the tree are rotten. Tell percent using the following information: a. in June rained six days b, increase worker pay from 500 euros to 50 euros c, grabbed - Deposit 3
After a year, Martin had a bank account € 1559. What was the interest rate when the initial deposit was € 1409? - Elevator
In homes with more floors, elevators are used. For passenger transport, the most commonly used traction elevator counterweight. The top of the shaft engine room with the engine. The car is suspended on a rope, which is guided up over two pulleys to the co - Trousers
Jarek bought new trousers, but the trousers were too long. Their length was in the ratio of 5:8 to Jarek's height. The mother cut his trousers by 4 cm. Thus, the original ratio decreased by 4%. Determine Jarek's high. - Gold coin
The gold coin contains 966 permille pure gold, which is 8.7 g. What is the weight of the coin in grams? - Dealer
Dealer sells digital camera for € 747. Thirty percent of the price was his profit. After some time, decreased interest in selling the camera and reduced its sales price by 11 %. How much percent of the new price now is the dealer's profit? Round the resul - Ratio three numbers
Three numbers SUV are in the ratio 2:3:4. Their sum is 90. Find these numbers and write their add and sum. - UV radiation
The glass of 1 mm thickness absorbs 5.3% of UV radiation passing through. How many percent of UV rays absorb glass with a thickness of 2.3 cm, made from 1 mm thick those glasses? - Bank
Paul put 11000 in the bank for 2 years. Calculate how much you will have in the bank if he does not pick earned interest or change deposit conditions. The annual interest rate is 2.8%, and the tax on interest is 18%. - Enterprise
The value of the annual production enterprise is 13.2 million USD. The average annual growth rate is 1%. What will the value of production be at the end of the fifth year?
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