I think you have your W and H mixed up in your example and test suite.
Thanks James, I've fixed it now.
I also used round, but I not seen to be the best solution.
36.6/20.6==16/9 is false.
The values from the test suite are also inaccurate.
Clean the List of Names
Prime factor digits
Inner product of two vectors
Column norms of a matrix
Set the array elements whose value is 13 to 0
Reverse the Words (not letters) of a String
Determine if a Given Number is a Triangle Number
Give the Shortest Path Through The Maze
Number of 1s in the Binary Representation of a Number
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