Khi số vở của 3 bạn bằng nhau thì mỗi bạn có số quyển vở là:
108:3=39(quyển vở)
Lúc đầu,số vở của bình là:
39+12-5=46( quyển vở)
Đáp số:46 quyển vở
108:3 mà bằng 39 thì đưa đap án lên làm gi để các cháu ko hiểu
Đáp án là D:43 quyen; 108:3=36;36+12-5=43
là 43 chắc chắn 10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000%
43
100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000%
a.29 b.43 c.36 .d48 của mình đề cũng vậy nè