Percentages practice problems - page 45 of 112
Number of problems found: 2224
- Turnover change
The company's turnover for the period 2011-2013 increased by 3.7%. From 2013 to 2019, an average year-on-year decrease in turnover of 5% was recorded. What is the total relative change in turnover from 2013 to 2019? - Alcohol solutions
We have to produce 2 liters of 60% alcohol from 55% and 80%. How many of these will we use in the solution? - Earning 2
Rahul earns 5000 Rs, and he saves 500 Rs. What percentage of his earnings does he save? - How many 9
How much percent volume remains of a sphere if the diameter decrease 3×? - Wholesale vs retail
For books, retail adds 10% of the wholesale price of the goods. If the book costs 4.80 euros wholesale, how much will it cost in retail? - Salt solution preparation Prepare 2 liters (kg) of a 3% salt solution in water.
- Participants
Of the 48 participants, six were women, fewer than men, and 24 were children, less than all adults. Calculate the percentage of all participants on the tour who are children. - Hydrogen peroxide solution
Prepare 250g of a 30% solution of hydrogen peroxide in water. - Salicylic acid solution
Prepare 600 g of an 8% solution of salicylic acid. - Blue rock solution Prepare 100g of a 15% blue rock solution.
- Coat price difference
The blue coat, which costs CZK 1,200, has a price 40% lower than the red coat. What is the price difference between the two coats? - Lions
If eight lions are 40%, how many would 75% be? - Annual interest
A loan of 10 000 euros is to be repaid in annual payments over ten years. Assuming a fixed 10% annual interest rate compounded annually, calculate: (a) the amount of each annual repayment (b) the total interest paid. - Loan debt
We borrowed CZK 150,000 at a monthly interest rate of 2%. Interest is added at the end of each month, and we immediately pay an installment of CZK 30,000. How much will we owe in five months? - Base of percentages
7% of the base is 35 kg. What is 39% of that base? - Ton percentage
What percentage is 119 t of 85 t? - Base percentage
40% of the base is 1200. Determine what the base is. - Number by percentages
Increase the number 250 by 11%. - Bank account CZ
We will deposit CZK 6,600 into the bank for one year with an interest rate of 2.5%. The interest tax is 15%. How many crowns will we receive after one year? - Percentage comparison
What is more, 14% of 27 or 15% of 28?
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