Three of these are wrong. Find the one that holds.
Exercise and reference answers
- Questions
- Question
- Three of these statements about compound interest are false.
- Choices
- Item
- Its base is last year's amount
- Correct
- Yes
- Explanation
- That describes SIMPLE interest.
- Item
- Its base is always the original principal
- Explanation
- It grows as the base grows.
- Item
- It is the same every year
- Explanation
- It overtakes simple interest after year one.
- Item
- It is always less than simple interest
Explanation
Each trap gives compound interest a simple-interest property. Source: syllabus Maths, Ch 7 Comparing Quantities.