Đề thi violypic môn toán tiếng anh 8 vòng 1 năm học 2017 2018

Vòng Bài Điền If and then =4 Question 2:If then =73 Question 3:If where k is a constant, and x = when y = 5, then k =20 Question 4:If 10 workers take hours to repair a car then workers will take 20 hours to repair the same car Question 5:If and then =2 Question 6:If and then =9 Question 7:If then the smallest value of is Question 8: is a square If and then =1 Question 9:If the length of a rectangle is decreased by 25% then the area of this rectangle will be decreased by 25% Question 10:If and then = 16 Bài Vượt 27 81 16 60 70 20 72 Bài Đỉnh 6 320 4030 37.5 21 80 706 1908 15 28 -2 12 360 10 51 10 1.14 12 ...70 20 72 Bài Đỉnh 6 320 4030 37.5 21 80 706 19 08 15 28 -2 12 360 10 51 10 1. 14 12