tong so dan hai xa A va B la 5857 nguoi . neu so dan o xa A tang them 31 nguoi , so dan cua xa B giam di 62 nguoi thi so dan o 2 xa bang nhau . tinh so dan o moi xa
cac ban tra loi nhanh gium mk va ghi loi giai dap so ro rang nha
Tong so dan hai xa A va B la 5857 nguoi. Neu so dan cua xa A tang them 31 nguoi, so dan cua xa B giam di 62 nguoi thi so dan hai xa bang nhau. Tinh so dan cua xa A va xa B.
tong so dan cua 2 xa la 5857, neu tang xa A len 31 nguoi, giam xa B 62 nguoi thi so dan 2 xa bang nhau.Tim so dan xa A
dan so cua mot xa trong 3 nam lien tang them lan luot la 96 nguoi 82 nguoi 71 nguoi hoi trung binh moi nam so dan cua xa do tang them bao nhieu nguoi
Mot xa co 5256 nguoi.Sau mot nam so dan tang them 79 nguoi.Sau mot nam nua so dan lai tang them 71.Hoisau 2 nam so dan cua xa do tang them bao nhieu nguoi?
sau hai nam so dan cua xa do bao nhieu nguoi?
XA AN CU CO 6872 NGUOI , XA PHU MY CO NHIEU HON XA AN CU LA 1309 NGUOI VA IT HON XA DAI YEN LA 514 NGUOI . TINH SO NGUOI O MOI XA DO
hom nay o lang de chuan bi cho cac tiet muc van nghe lang co 4 doi mua biet rang neu tang so nguoi o doi mot len gap doi thi bang nguoi o doi ba con giam so nguoi o doi 2 di 2lan thi so nguoi o doi 4 tong so nguoi o doi mot va doi 4 la 52 nguoi doi van nghe cua lang do co bao nhieu nguoi
Co mot dan cuu va mot nguoi chan cuu.Co mot nguoi qua hoi rang:
Dan cuu cua ong co bao nhieu con cuu?
Dung luc do,co mot nguoi di chan bo den.Nguoi chan cuu lien bao:
Neu so bo kia chia 2 thi ra so cuu cua toi.
Nguoi hoi rat lung tung vi do bo qua nhieu len khong giai duoc.Hay tim so cuu.Biet dan bo co nhieu hon 100 con va it hon 200 con.Lam bai giai nha.
tien cong 1 ngay cua nguoi tho ca la 95000 dong va cua nguoi tho phu la 60000 dong neu moi nguoi lam trong 4 ngay cong thi so tien cua nguoi tho ca nhieu hon so tien cua nguoi tho phu la bao nhieu tien (giai bang 2 cach)