Civil Service Exam Reviewer · Percentage · hard
The price of a product was increased by 15% and then decreased by 15%. What is the net percent change?
- No change
- 2.25% decrease
- 4.5% decrease
- 2.25% increase
Answer
B. 2.25% decrease
Solution
Net factor = 1.15 × 0.85 = 0.9775 → decrease of 2.25%.
More Percentage questions
- A store gives successive discounts of 20% and 5%. What single discount is equivalent to these?
- An item bought for ₱2,500 is sold for ₱2,750. What is the profit as a percent of the SELLING price?
- A final grade is computed as 40% from the midterm and 60% from the final exam. A student scored 77% in the midterm. What final exam score…
- If A is 25% more than B, then B is what percent less than A?
- What is 75% of 25% of 2,100?
- The length of a rectangle is increased by 30% and its width is decreased by 10%. What is the percent change in its area?
- 10 liters of a 30% alcohol solution are mixed with 40 liters of a 50% alcohol solution. What is the alcohol concentration of the mixture?
- A town has a population of 22,000. If it grows by 8% each year, what will the population be after 2 years?
- After a 20% discount, a cellphone sells for ₱6,240. What was its original price?
- A receipt shows a VAT-inclusive total of ₱2,464. How much of this is the 12% VAT?