Question

có bao nhiêu số 6 .

999999999999999999999999999999999999999999999999999999999999999999999999999999999999969999999999999999999999999999999999999999999999999999996999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999996999999999999999999999999999999999999999999999999999999999999999969999999999999999999999999999999999999999999999999999999999999999999999699999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999699999999999999999999999999999999999999

Answer 1

Có 7 số 6 tính cả đầu bài nha 

Answer 2

có 6 số 6 chưa tính đầu bài

Answer 3

có 6 số chưa kể đầu bài

Answer 4

6 số không tính đầu bài đâu nha

Answer 5

6 số 6 nha bạn >,<

Answer 6

8 số 6 tính cả đầu bài