- A2, 4, 5, 10
- B2, 3, 4, 5
- C1, 2, 3, 5
- D3, 5, 6, 9
Step-by-Step Solution
For 2, 4, 5, 10: and are equal, so they are in proportion.
Answer: A) 2, 4, 5, 10
Which of these sets of four numbers are in proportion?
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