hai so co hieu bang 19,5 . biet 75 phan tram so thu nhat bang 60 phan tram so thu hai . vay so thu hai la
biet 2/5 so thu nhat bang 1/2 so thu hai hoi so thu nhat bang bao nhieu phan tram so thu hai??
cho hai so biet 2/5 so thu nhat bang 1/2 so thu hai hoi so thu nhat bang bao nhieu phan tram so thu hai
biet ti so cua so thu nhat va so thu hai la 4/3 . hoi so thu hai bang bao nhieu phan tram so thu nhat
biet ty so cua so thu nhat va so thu hai la 4/3 hoi so thu hai bang bao nhieu phan tram so thu nhat
tong hai so la 96 tim hai so biet so thu nhat bang 50 phan tram so thu hai
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?
Cho 2 so, biet 2/5 so thu nhat bang 1/2 so thu 2. Hoi so thu nhat bang bao nhieu phan tram so thu 2 ?
2 so co tong = 486, 9 biet 40 phan tram so thu 1 = 50 phan tram so thu 2 , tim so thu 2