Respuesta :

Length of part A:-

  • 9+2+3+1
  • 9+6
  • 15units or 15in

Length of path B

  • 1+2+1+1+2+6+1
  • 14in

Now convert to miles

Path B:-

  • 14/4=3.5mi

Path A:-

  • 15/4=3.7in

Chris may made error in decimals

  • Actual difference is 0.2 mi
  • He may removed 0 from left so he got 2

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