Ответ:

  1. fifty-seven — 57
  2. twenty-three — 23
  3. seventy-one — 71
  4. thirteen — 13
  5. sixty-eight — 68
  6. nineteen — 19
  7. thirty — 30
  8. eighty-six — 86
  9. forty-two — 42
  10. a hundred — 100