|
Un article trouvé pour ce sujet.
 |
|
|
|
|
|
|
|
|
Cows, pigs and ducks |
2010-01-06 |
|
Eileen pose la question :
There are 239 cows and pigs in a farm. The total number of cows and ducks in the farm is 767. There are 5 times as many ducks as pigs. If the farmer can sell each duck for $7.50, how much can he collect from the sale of all his ducks?
Robert Dawson lui répond. |
|
|
|
