hard · GMAT Quant
A path on a grid starts at (0,0) and ends at (7,3). Two mandatory points at (2,1) and (4,2) must be visited in sequence. A forbidden point at (5,2) exists. If only rightward and upward steps are allowed
How many unique paths exist?
- 18
- 36
- 12
- 120
- 9
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