=100 tick nha nguyen mai anh huy sai òi
=100 tick nha nguyen mai anh huy sai òi
Hai so co tong bang 250. Biet 40% so thu nhat bang 60% so thu hai. So thu hai la....
Hai so co tong bang 250. Biet 40% so thu nhat bang 60% so thu hai. So thu hai la....
hai so co tong bang 112,5 . Biet 50% so thu nhat bang 40% so thu 2 . Tim so thu nhat
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 ?
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.
Help !
1.Tim 2 so co hieu 23,75.Biet 20 % so thu nhat = 25 % so thu hai.
2. Tim 2 so co tong 726,93.Biet 75 % so thu nhat bang 60 % so thu 2
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
Hai so co tong bang 157.5 . biet 50% so thu nhat nhat bang 2\3 so thu 2.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?