1 . In a garden, there are 10 rows and 12 columns of mango tress. The distance between two trees is 2 meters and a distance of one meter is left from all sides of the boundary of the garden. What is the length of the garden?

  • A. 20 m
  • B. 22 m
  • C. 24 m
  • D. 26 m
  • D. None of these
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নিরাপদ খাদ্য অধিদপ্তর || বিভিন্ন পদ (28-06-2019)
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