Vòng 1 - Vòng sơ loại

QUESTION 1: We have blah blah blah, and blah blah blah, so the answer is 666,666 :v

QUESTION 2: 383 yards.

QUESTION 3: shit, I don't know, look at the question 4.

QUESTION 4: 3/6 = 1/2.

QUESTION 5: 5 pairs.

QUESTION 6: 1/121.

QUESTION 7: 2/20 + 6/60 = 1/10 + 1/10 = 2/10 = 0.2.

QUESTION 8: 441.

QUESTION 9: 28 units2.

QUESTION 10: 70.

QUESTION 11: 3.

QUESTION 12: I know but I don't have an answer :v

QUESTION 13: I'll answer another time.

QUESTION 14: Hard to know.

QUESTION 15: I don't know, Sara hid it.

QUESTION 16: 452.

QUESTION 17: 148 - 118 = 30.

QUESTION 18: 5.

QUESTION 19: 1632.

QUESTION 20: Another time, ok?

QUESTION 21: Too hard for me.

QUESTION 22: 1.8.

QUESTION 23: I'll be shot if I know.

QUESTION 24: I don't really know.

QUESTION 25: So hard.

QUESTION 26: 18 rectangles.

QUESTION 27: I don't know.

QUESTION 28: All.

QUESTION 29: 816 combinations.

QUESTION 30: The end, I don't know!

Điểm  31

Nhận xét: Câu 1-2,5,7,9-10,16-19,29 làm đúng.