[
  "Multiply the mass of one basketball by 2. Draw a bar model with two equal units, each labelled 1 5/6 kg.",
  "2 x 1 5/6 = 2 x 11/6 = 22/6. Simplify: divide 22 and 6 by 2 to get 11/3 = 3 2/3.",
  "The mass of 2 similar basketballs is 3 2/3 kg. Answer: 3 2/3 kg (option D)."
]