Percentages practice problems - page 38 of 111
Number of problems found: 2206
- A vendor
A vendor bought an article for $900 and sold it for $1260. What is the profit percentage? - Initially 55051
The shop reduced the laptop by 20% to CZK 10,000. How much did CZK initially cost? - KOH
How many g of 20% KOH solution do we need to mix with 500 g of 30% KOH solution to obtain a 25% KOH solution? - Suppose 4
Suppose that 14% of all steel shafts produced by a certain process are nonconforming but can be reworked (rather than having to be scrapped). Consider a random sample of 200 shafts, and let X denote the number among these that are nonconforming and can be - Publishing company Suppose you work for a publishing company, and before launching a new magazine targeting fashion-oriented consumers, your boss wants to hold a meeting with prospective advertisers. Assume that annual expenditures on magazine ads in this genre are normally
- Salt solution
Calculate the weight of a 50% salt solution we prepare from 120 g of salt. - The vaccination
The vaccination coverage of the population is 80%. Unvaccinated make up 60% of all infected. What percentage are unvaccinated and more likely to be infected? Consider N = 10,000 inhabitants and K = 1,000 infected. b. How many times more likely are unvacci - Percentage: 54311
Percentage: Increase and decrease- (x + 5) by 25%. - Taxes
If you were charged $243 in taxes on a $4,050 purchase, what percent tax were you charged? - Sale goods The supermarket reduced the sale of goods twice. First by 15% and another 20% of the new price. What percentage of the original price was the final price?
- Insurance 2
A house valued at 255,000 euros has been insured for 224,000 euros. What percent has it been insured? - A frequency
A frequency table of grades has five classes (A, B, C, D, F) with frequencies of 2,14,13,8, and 1, respectively. Using percentages, what are the relative frequencies of the five classes? - Regular price
The sale price of a television is 7200. The discount rate is 40%. Find its regular price. - The average 4
The average cost price of a car in Ireland is now €26,430, excluding VAT. If VAT is 23%, calculate the actual selling price of a car in 2021. - Railways 3
Railway Corporation wants to purchase a new machine for $360,000. Management predicts that the machine can produce sales of $220,000 yearly for the next five years. Expenses are expected to include direct materials, direct labor, and factory overhead (exc - An aircraft
An aircraft manufacturing company has submitted bids on two separate airline contracts, A and B. The company feels it has a 70% chance of winning contract A and a 25% chance of winning contract B. Furthermore, it believes that winning contract A is indepe - The ratio 4
The ratio of two numbers is 5:4. If 40% of the first number is 12, what will be 50% of the second number? - Cost structure
You are currently trying to decide between two cost structures for your business: one with a greater proportion of short-term fixed costs and another more heavily weighted to variable costs. Estimated revenue and cost data for each alternative are as foll - Percent to interval
76% is between which the following two numbers. 1) 1/5 & 1/4. 2) 1/3 & 1/2 3) 2/3 & 7/10 4) 3/4 & 5/6 - Markup
A store pays $370 for a bicycle. The percentage of markup is 19%. What is the selling price of the bike?
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