- A209
- B468
- C234
- D259
Step-by-Step Solution
A 1 m border all around removes 2 m from each dimension. Carpet length = 20 - 2 = 18 m, width = 15 - 2 = 13 m. Carpet area = sq m.
Answer: C) 234
A rectangular hall is 20 m long and 15 m wide.
A carpet covers only the central part, leaving a 1 m wide border bare all around.
What is the area of the carpeted central part?
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