2 Answers
The 1st choice is 1 or 10, the 2nd is 1 of 9
10*9 = 90
B. 90
12 years ago. Rating: 1 | |
again that answer has been presented in other places ,, how is it determined the 1st and 2nd choices,, i have limited math skills and my poor kids need this info,,there teacher says the answer is 45 with that same reasoning??
Top contributors in Languages category
Unanswered Questions
Cách soi cầu xsmb win2888 thắng lớn
Answers: 0
Views: 8
Rating: 0
69vnhealth
Answers: 0
Views: 3
Rating: 0
69vnhealth
Answers: 0
Views: 5
Rating: 0
VIC 79
Answers: 0
Views: 6
Rating: 0
Hà Trọng
Answers: 0
Views: 7
Rating: 0
cf789pro
Answers: 0
Views: 8
Rating: 0
Nhà cái BONGVIP
Answers: 0
Views: 7
Rating: 0
Đức Vinh
> More questions...
Answers: 0
Views: 12
Rating: 0