The phrase 'as well as whether' is correct and can be used in written English.
It can be used to indicate that one is considering two related things, for example: "The government considered the cost of the project as well as whether it would have a positive impact on the community."
A pressing concern, as well as whether this month's wages will be paid, is the redundancy money on offer.
To examine whether psychological distress predicts IVF treatment outcome as well as whether IVF treatment outcome predicts subsequent psychological distress.
We found that the drying method, as well as whether the foams were cross-linked or not, have a tremendous influence on the morphology of the solid foams.
It's important to know whether you're an end or a center of your wave, as well as whether you're in the center of the TIDAL WAVE.
Include a note that lists the size and medium of each piece, as well as whether the work was completed in class or independently.
Questions exist about the appropriate level of ownership that should be required to submit shareholder proposals, as well as whether our current resubmission thresholds are too low.
This involved examining the total length of passes in each move as well as whether that possession led to a shot and the quality of chance it produced.
At Gracie Mansion last night, Mr. Giuliani said he was still considering options for cancer treatment, as well as whether he would stay in the Senate race.
He is also asked how he arrived in the United States and when, as well as whether he has any connection to terrorist organizations.
The ball is fitted with motion-detecting sensors that track whether it's still or moving, as well as whether it's being dropped, bounced, kicked or shaken.
If there weren't any women at the Ritz, you might ask whether you were making them feel welcome, as well as whether they had the price of admission.
