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Railways PYQCBT 1 2016

RRB NTPC · Question 56

A path of 2.5 m width surrounds a rectangular garden of length 10 and breadth 8 m. Area of the garden, inclusive of the path is

  1. 130.25 sq.m

  2. 131.25 sq.m

  3. 195.00 sq.m

  4. 162.50 sq.m

Show answer & explanation

Answer: (C) 195.00 sq.m

Explanation

The path adds 2.5 m on every side, so the outer dimensions are 10 + 5 = 15 m and 8 + 5 = 13 m. The area including the path = 15 × 13 = 195 sq. m.