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How many terms are there in the sequence 20, 25, 30, …, 140?

Question: How many terms are there in the sequence 20, 25, 30, ..., 140?
  • A. 22
  • B. 25 ✓
  • C. 23
  • D. 24
Correct Answer: B. 25
Explanation: Using the arithmetic sequence formula, there are 25 terms.

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