hai so co tong bang 157.5.biet 50% so thu nhat bang 2/3 so thu hai .vay so thu nhat la bao nhieu?
hai so co tong bang 157.5.biet 50% so thu nhat bang 2/3 so thu hai .vay so thu nhat la bao nhieu?
hai so co tong bang 157.5.biet 50% so thu nhat bang 2/3 so thu hai .vay so thu nhat la bao nhieu?
hai so co tong bang 112,5 . Biet 50% so thu nhat bang 40% so thu 2 . Tim so thu nhat
cho 3 so co tong bang 307.5 biet 1/3 so thu nhat bang 40% so thu hai bang 50% so thu ba tim so thu nhat.
cho 3 so co tong bang307,5.Biet 1/3so thu nhat bang 40% so thu hai .bang 50% so thu 3.Tim so thu nhat
cho 3 so co tong bang 441.biet 30%so thu nhat bang 50% so thu 2 va bang 150% so thu 3.tim so thu nhat
hai so co tong bang 112,5. biet 1/2 so thu nhat bang 1/3so thu hai .tim so thu nhat la?
tong cua hai so bang 310 biet 2/3 so thu nhat bang 1/2 so thu hai .tim so thu hai ,so thu ba biet so thu nhat bang 60 ?