Chat with our AI personalities
19
20. There are 11 in the 90 series, plus 9 in the 9, 19, 29, 39 series.
None of them. The correct answer is 20. There are 2 sixes in 66.
Twenty times.
you can image the 3 digits as a counter 0 0 1 0 0 2 ... ... ... 9 9 8 9 9 9 every digit uses 100 times a 6..... 100*3 digits = 300 sixes :)