The ratio of two numbers is 4:7 and their sum is 132. What is the difference between the two numbers?
A24
B36
C42
D48
Explanation
Let the numbers be 4x and 7x. 4x + 7x = 11x = 132 => x = 12. The difference is 7x – 4x = 3x = 3 * 12 = 36.
Exam Relevance
- Topic: Ratio and Proportion
- Subtopic: Differences
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