Mastering Proportions: Problems and Examples
Recent questions in Ratios, rates, proportions
Pre-AlgebraAnswered question
Nann 2021-03-02Alex wants to calculate his term mark in mathematics. It is to be based on 6 assignments, all equally weighted. He scored 82%,74%,66%, 83%, and 75% on his first five assignments. What mark will Alex need on his sixth assignments in order to achieve a term mark of 80%?
Pre-AlgebraAnswered question
Rivka Thorpe 2021-02-27At the end of the summer, a family bought a chair cost $65 and a table cost $189. They need to pay 6.5 % sales tax. How much they must pay for sales tax?
Pre-AlgebraAnswered question
Amari Flowers 2021-02-27Lance Jackson deposited $6,000 at Basil Bank at 8% interest compounded daily. What is Lance’s investment at the end of 4 years? (Use Table12.2.) (Do not round intermediate calculations. Round your answer to the nearest cent.)
Pre-AlgebraAnswered question
vestirme4 2021-02-25How much is $143 in Russian rubles? The exchange rate is 56.54 to the US dollar (that means $1 = 56.54 rubles). Show work.
Pre-AlgebraAnswered question
Ramsey 2021-02-24Monica cashed her paycheck at Ready Cash. The fee at Ready Cash to cash a check is 10% of the amount of the check. Her paycheck was $538. How much was the fee for Monica to cash her paycheck?
Pre-AlgebraAnswered question
Elleanor Mckenzie 2021-02-22Los Angeles Dodgers pitcher Clayton Kershaw has a seven-year contract that gives him an average annual salary of $30.7 million. Assuming he starts 30 games in a season (and his salary is solely for pitching), how much is he paid per game?
Pre-AlgebraAnswered question
abondantQ 2021-02-21Kaitlin knows that if she needs to add antifreeze to her car’s radiator the mixture used must contain 50% antifreeze and 50% water. How many gallons of a mixture containing 80% antifreeze must be added to a 3-gallon mixture containing 40% antifreeze to obtain the mixture Kaitlin needs?
Pre-AlgebraAnswered question
OlmekinjP 2021-02-21Find the amount of simple interest earned in one year on an account that has an interest rate of 3.2% and a principal of $250.
Pre-AlgebraAnswered question
remolatg 2021-02-19Explain whether each of the following numbers is rational: 2,
Pre-AlgebraAnswered question
necessaryh 2021-02-18Mr. Maxwell bought new basketball shows with the discount shown. He has a $10-off coupon he can use after the percentage off. If Mr. Maxwell bought the shows for $61.25, what was the original price?
A. If the shoes are discounted 25%, what percent of the original price is the original price?
25% discount is the same as 75% of the original price.
B. Fill in the boxes to set up the equation to find the original price of the shoes.
Original Price =61.25
C. What would be the price without a $10-off coupon?
Pre-AlgebraAnswered question
Chesley 2021-02-12Zalmon walks of a mile in of an hour. How quickly is he moving in miles per hour?
a. 0.225 miles per hour
b. 2.3 miles per hour
c. 2.5 miles per hour
d. 2.6 miles per hour
Zalmon walks of a mile in of an hour. How quickly is he moving in miles per hour?
a. 0.225 miles per hour
b. 2.3 miles per hour
c. 2.5 miles per hour
d. 2.6 miles per hour
Pre-AlgebraAnswered question
he298c 2021-02-12Cy needs to buy a package of dish towels. The original price is $15.The dish towels are now on sale for 20%. How much will Cy pay for the dish towels on sale?
Pre-AlgebraAnswered question
Braxton Pugh 2021-02-12Write the following ratio as a ratio of whole numbers using fractional notation.
14 hours to 3 days
Pre-AlgebraAnswered question
arenceabigns 2021-02-09Kendall reads 8 pages each night. DeSean reads 32 pages every 4 nights. Are Kendall and DeSean reading at the same rate?
Pre-AlgebraAnswered question
Khaleesi Herbert 2021-02-09The airline that Vince is using has a baggage weight limit of 41 pounds. He has two green bags, each weighing 18.4 pounds, and one blue bag weighing 3.7 pounds. Are his bags within the weight limit? Explain.
Pre-AlgebraAnswered question
Daniaal Sanchez 2021-02-09Charlie is a landscaper. He needs a new lawn mower that costs $545. He had $150 in his checking account. Then he deposited checks for $120, $46, $97, $122, and $88. If he buys the lawn mower, how much will he have left in his account?
Pre-AlgebraAnswered question
fortdefruitI 2021-02-08The original price of a shirt was 20 euros. It was decreased to 15 euros . What is the percent decrease of the price of this shirt.
Pre-AlgebraAnswered question
York 2021-02-05The Manitou Incline, which leads to the top of Pike's Peak in Colorado, climbs from an elevation of 6574 feet to 8585 feet above sea level. The fastest reported time for running up the incline is 16 minutes and 42 seconds, by Mike Fretta. How many vertical feet per second did Mark climb during his record-breaking performance? (Round to 1 decimal digit.)
Since you are looking for a proportions solver for your algebra class or some engineering task, the trick is to explore various proportion examples with answers first as these will help you to answer the most complex challenges and see how things work. As we are dealing with secondary Maths, the majority of presented proportions problems that are shown below are not overly complex. The most important aspect is using the corresponding proportions equation and seeing how to work with ratio rates in practice. Take a look at proportions Math problems, focusing on how they are represented in original instructions.
