instruction:
In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
question:
Many people spend _ or more hours a day working for someone else.
answer:
eight


question:
Flexible shapes are also shapes which have _ obvious way of being attacked.
answer:
no


question:
Infertility is a disease that affects approximately _ in ten couples worldwide.
answer:

one