SỞ GIÁO DỤC VÀ ĐÀO TẠO KỲ KHẢO SÁT TUYỂN SINH LỚP 6 THÀNH PHỐ HỒ CHÍ MINH TRUNG HỌC PHỔ THÔNG CHUYÊN TRẦN ĐẠI NGHĨA NĂM HỌC 2018  2019 BÀI KHẢO SÁT: TRẮC NGHIỆM Question 1: A shop sells milk in paper cartons. The price for 1 carton of milk is 5000 VND. To encourage the recycling and environment protection movement, the shop allows customers to exchange 5 empty cartons for 1 carton of milk. Lan is given 90000 VND by her mother to buy these cartons of milk. With that sum of money, after buying and exchanging, how many cartons of milk can Lan have altogether? A. 22 cartons. B. 23 cartons. C. 18 cartons. D. 21 cartons. Question 2: The following sequence is arranged according to a specific rule: 1, 6, 15, ____, 45, 66, 91. Which figure fits the blank space? A. 27 B. 26 C. 25 D. 28 Question 3: The Indian proverb “And when the last tree has died, and the last river has been poisoned, and the last fish caught, wi...