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Trần Đức Minh
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0
2024-06-09 19:55:44
Giải:
Số quả trứng trước khí bán lần ba:
0,5 x 2 = 1 (quả)
Số quả trứng trước khí bán lần hai:
(1 + 0,5) x 2 = 3(quả)
Số quả trứng lúc đầu:
(3 + 0,5) x 2 = 7 (quả)
Đáp số: 7 quả trứng
2024-06-09 19:55:01
Giải:
Số quả trứng trước khí bán lần ba:
0,5 x 2 = 1 (quả)
Số quả trứng trước khí bán lần hai:
(1 + 0,5) x 2 = 3(quả)
Số quả trứng lúc đầu:
(3 + 0,5) x 2 = 7 (quả)
Đáp số: 7 quả trứng
2023-10-30 20:09:41
T