Minimum CASH solutions:
Her father sent her $4089, less than half of what she
There are two minimum solutions represented by CASH:
2336+1753=4089 and 1336+2753=4089.
How lucky she was that the letter C could not be represented by
any numeral less than 4.
Maximum CASH solutions:
The maximum CASH amount is $9805.
There are also two maximum solutions represented by CASH:
7441+2364=9805 and 2441+7364=9805.