Percentages practice problems - page 28 of 111
Number of problems found: 2219
- Overbooking flight
A small regional carrier accepted 12 reservations for a particular flight with 11 seats. Seven reservations went to regular customers who would arrive for the flight. Each remaining passenger will arrive for the flight with a 49% chance, independently of - Four digit codes
Given the digits 0-7. If repetition is not allowed, how many four-digit codes greater than 2000 and divisible by 4 are possible? - Mr. Erel
Mr. Erel earns 12% compounded quarterly. He projected to collect Ᵽ500,000 after ten years. What is the amount he needs to invest? - Commission rate 2
Peterson sold a house and lot worth Php 2,000,000.00. If the owner gave him Php 110,000.00 as a commission, what would be the commission rate? - Bar sugar percentage
The bar contains 12 grams of sugar per 50 grams. What percentage of sugar does the bar have? - Karim
Karim uses a photocopier to enlarge the triangle PQR diagram by 150%. a) Write the ratio of the length of P' Q' to the length of PQ. b) Is the ratio of the length P 'R' to the length PR equal to the ratio of the length P 'Q' to the length PQ? c) Use your - A book 2
A book priced at USD25 is sold at a 30% discount at a bookstore. If the same book is sold online for USD20, buyers are given a 15% discount. Applying the concept of proportion, determine the better option for purchasing the book. Justify your choice. Writ - Shopping mall
A new shopping mall records 120 total shoppers on their first day of business. Each day after that, the number of shoppers is 10 percent more than the day before. What is the total number of shoppers that visited the mall in the first seven days? Round yo - Play the flute
There are 100 members 12 play the flute. What % that plays the flute? - Spirulina protein grams
Spirulina seaweed contains 55% protein per 100 grams, i.e., 55 grams of protein. How many grams of protein are in 200 grams of spirulina? - Amanda
Amanda borrowed $5000 from two sources: her parents and a credit union. Her parents charged 3% simple interest, and the credit union charged 6% simple interest. After one year, Amanda paid $225 in interest. Thus, Amanda borrowed $5000 from both her parent - Prisoners
It is estimated that 10% of all federal prisoners have a positive self-image, 40% have a neutral self-image, and the rest have a negative self-image. The estimated probability of rehabilitating a prisoner with a negative self-image is 0.1. With a neutral - Jacket price increase
The jacket cost 250 euros and became more expensive by 20% by 250 euros. What is the price after the price increase? - TV discount price
After a 15% discount, the TV cost 357 euros. What was its original price? - A two
A two-year-old car was sold for USD 30000, 50% less than its new price. Calculate the cost of the vehicle when new. - Track ascent meters
How many meters will the track ascend if it is 200 kilometers long and the ascent is 7 per mille? - What amount
What amount of money will be required to repay a loan of $30000 on June 1, 2008? If the loan was made on September 1, 2001, at the interest rate of 14% compounded quarterly. - Unknown permille 75 per mille of an unknown number equals 60. What is an unknown number?
- Students and exam
In a certain college, accounting is one of the courses; among the accounting students, 60% are male. Among the male students, 75% passed the exams, while among the females, 50% failed. (a) present this using a probability tree diagram (b) determine the pr - Permille number fifty
Calculate 50 per mille of 340.
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