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

[Q]: American men are _ times more likely to die from prostate cancer than Japanese men.
[A]: five


[Q]: Melanocytes are dendritic and are distributed roughly _ per six basal cells.
[A]: one


[Q]: Obesity now affects _ in five children in the United States.
[A]:
one