In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.

Q: Bilinear interpolation uses a weighted average of the _ nearest pixels.

A: four
****
Q: Every insect has _ legs, has six legs, has six legs.

A: six
****
Q: More women suffer from the disease than men in a ratio of _ to one.

A:
five
****