answered the Math and logical thinking questions as follows:

The 2025 6th grade competency assessment survey of Tran Dai Nghia Secondary and High School took place on June 16 with more than 4,800 participants.
The school's enrollment target this year is 350 students. The corresponding admission rate is 1/14 (ie 1 in 14 students will be admitted), the highest in the past 8 years (2018-2025).
The survey took place over 90 minutes. The exam consists of 2 parts.
Test part: 20 test questions (taken within 30 minutes).
The essay section (taken in 60 minutes) consists of 3 parts: English proficiency survey (listening, reading comprehension, writing), students doing research in English; Survey of Mathematical and logical thinking proficiency, students doing research in Vietnamese; Survey of reading comprehension and writing proficiency, students doing research in Vietnamese.
The survey results are expected to be announced on June 22. Parents must submit an appeal from June 23 to before 4:30 p.m. on June 25 (if needed). The review results are expected to be announced on June 29.
Students who do not pass the entrance exam will still be admitted to grade 6 according to the regulations of the District Admissions Steering Committee.