instruction:
In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
question:
Some school boards have _ teacher-librarians at all.
answer:
no


question:
Female cats become sexually mature between _ and twelve months of age.
answer:
seven


question:
Tricolour mouse is to have _ contrasting patches of colour on the back and sides.
answer:

three