My staff and I can often answer basic questions by phone.

People have to answer that question by the game tomorrow.

These were questions he would have to answer by experiment.

To answer by the method: in the first of his heart.

This time he refused to answer even by a look.

I can answer this by a a simple illustration in language.

If you could answer me by 6pm tomorrow I'd appreciate it!

He answered her by the warm light in his eyes.

The jury answered yes, by a vote of 6 to 0.

The jury answered no by a vote of 5 to 1.