12/500 bang bao nhieu ti so phan tram
hai xe tai cho tat ca 500 bao gao. xe thu nhat cho duoc 200 bao. hoi:a) Xe thu nhat cho bang bao nhieu phan tram tong so bao gao hai xe cho?b) xe thu hai cho bang bao nhieu phan tram xe thu nhat?
Mot nguoi bo ra 42 000 dong tien von mua rau.Sau khi ban het so rau nguoi do thu 52 500 dong.Hoi:
a)Tien ban rau bang bao nhieu phan tram tien von?
b)Nguoi do lai bao nhieu phan tram?
Co 3 kho chua gao. Kho a co luong gao bang 1/2 kho b va c. Kho b co luong gao bang 1/3 kho a va c. Biet kho c co 500 tan gao. Hoi ca 3 kho co bao nhieu tan gao?
Co 3 kho gao . Kho a co luong gao bang 1/2 luong gao kho b va c. Kho b co luong gao bang 1/3 luong gao kho a va c. Biet kho c co 500 tan gao . Hoi ca 3 kho co bao nhieu tan gao?
1,4 gio bang bao nhieu phut
2,8 gio bang giay
2 phan 3gio bang bao nhieu phut
84 phut bang bao nhieu gio
210 phut bang bao nhieu gio
90 giay bang bao nhieu phut
45 giay bang bao nhieu phut
Hay giai thich vi sao lam nhu the
a] 3kg 240g bang bao nhieu kg b] 4kg 7g bang bao nhieu kg c] 32, 41 kg bang bao nhieu hg d] 0, 75 kg bang bao nhieu dag
Mot nguoi bo ra 50 000 dong tien von de mua rau ve ban. Sau khi ban het so rau, nguoi do thu duoc tat ca 60 500 dong. Hoi :
a} Tien ban rau bang bao nhieu phan tram tien von ?
b} Nguoi do lai bao nhieu phan tram ?
Co 3 kho chua gao . Kho a co luong gao bang 1/2 tong luong gao cua kho b va c. Kho b co luong gao bang 1/3 tong luong fao cua kho c va a. Biet rang kho c co 500 tan gao . Hoi ca kho co bao nhieu tan gao ?