Paper 1A (Multiple Choice) / 30
Paper 1B (Data Analysis) / 25
Paper 2 (Short & Extended) / 50
Internal Assessment (IA) / 24

Note: These boundaries are based on official specimen estimates for the M25 syllabus (TZ1 Americas). Final IB boundaries vary by session difficulty.

Predicted Grade 6 72.4%
Paper 1A (20%) 14.7%
Paper 1B (16%) 11.5%
Paper 2 (44%) 30.8%
IA (20%) 15.8%
Total Percentage 72.4%