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

[Q]: Economic equilibrium occurs where the _ lines intersect.
[A]: two


[Q]: Perennial grass takes _ to five years before it is mature enough to produce adequate seed.
[A]: three


[Q]: All Jovian planets have rings around their equators and at least _ moons.
[A]:
eight