1 / 20
What is readability 3 on the readability scale?
  • A
    Readable but with difficulty
  • B
    Readable now and then
  • C
    Readable
  • D
    Perfectly Readable

ICAO Annex 10
Volume II
Chapter 5

5.2.1.8.4 PANS.- When the tests are made, the following readability scale should be:

Readability Scale
1 Unreadable
2 Readable now and then
3 Readable but with difficulty
4 Readable
5 Perfectly readable

Your Notes (not visible to others)



This question has appeared on the real examination, you can find the related countries below.

  • France
    14
  • Austro Control
    10
  • Greece
    8
  • Poland
    8
  • Sweden
    6
  • Lithuania
    3
  • Spain
    3
  • Bulgaria
    2
  • Italy
    2
  • Norway
    2
  • Switzerland
    2
  • Iceland
    1
  • Ireland
    1
  • San Marino
    1