If half the value of what Connie sold the land for was $30,000, then the full value was $30,000*2 = $<<30000*2=60000>>60,000.
If $60,000 is triple what Connie bought the land for, then the initial cost, which is the amount given to her by Blake, was $60,000/3 = $<<60000/3=20000>>20,000.
#### 20,000