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A ladder has rungs whose lengths decrease uniformly from bottom to top. The bottom rung is 45 cm, the top rung is 25 cm, and there are 11 rungs equally spaced.

What is the length of the middle (6th) rung?

Class 10nth Term of an APAlgebra — Sequences
  • A39
  • B35
  • C70
  • D31

Step-by-Step Solution

.
Answer: B) 35

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