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Đoàn Nguyễn Mỹ Linh
Giới thiệu về bản thân
Chào mừng các bạn đã ghé thăm nhà của mình !
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0
2022-03-07 15:50:07
Tóm tắt:
6 căn phòng: 2550 viên gạch
7 căn phòng: … viên gạch
TRẢ LỜI:
Số viên gạch lát nền mỗi căn phòng là :
2250 : 6 = 425 (viên)
ố viên gạch lát nền 7 căn phòng là :
425 x 7 = 2975 (viên)
Đáp số: 2975 viên
2022-03-03 16:49:52
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