Ratio, Proportion and Percentages Puzzle – Challenge 28
Ratio, Proportion and Percentages Puzzle - Challenge 28 is a multiple-choice math challenge from Effortless Math. Read the problem, choose from the answer options below, then open the solution to see the full step-by-step working and check your reasoning against it.
This is a great math and critical thinking challenge to strengthen a child’s grasp of math concepts in a fun way.
Challenge:
During the last three years, the price of a car has been reduced by (10%) in the first year, (20%) in the second year, and (25%) in the third year. What percent of the original price is the total reduction of the car’s price?
A- (36%)
B- (40%)
C- (46%)
D- (54%)
E- (55%)
The Absolute Best Book to Challenge Your Smart Student!
The correct answer is C.
Pre-Algebra for Beginners 2027 The Ultimate Step by Step Guide to Preparing for the Pre-Algebra Test
Original price was: $27.99.$17.99Current price is: $17.99.Satisfied 92 Students
Choose x for current price of the car. In the first year, the price of the car reduced to (0.90 x). Next year, it’ll be
(0.90x × 0.80 = 0.72x).
For the third year, the price of the car is: (0.72x × 0.75 = 0.54 x)
Therefore, (46%) of the original price is the total reduction of the car’s price.
The Absolute Best Books to Ace Algebra
Related to This Article
More math articles
- Full-Length 6th Grade ACT Aspire Math Practice Test
- The Best Grade 3 ELA Practice Tests for Wyoming Students
- How to Solve Exponential Equations?
- Historical MELD and MELD-Na Calculator
- Converting Numbers Between Standard and Expanded Forms Up to a Billion
- Shared powers
- Is ACCUPLACER Math Hard? Tests, Scores and Study Plan
- Slope from Two Points Practice — Free Drills
- Chapter 13: The Federal Bureaucracy
- Top 10 Tips to Create a TSI Math Study Plan
What people say about "Ratio and Percentages Puzzle: Challenge 28"?
No one replied yet.