Refer to the information provided in Figure 18.1 below to answer the question(s) that follow. 
Figure 18.1
-Refer to Figure 18.1. The third fifth of families earned ________% of income in Outland.
Definitions:
Sound
Audible vibrations perceived by the ears or a descriptor for arguments, reasoning, or principles that are based on solid reasoning or evidence.
Valid
Legally sound, officially acceptable, or able to withstand objection or challenge.
Warranted Arguments
Arguments that are justified or supported by evidence and reasoning, making them credible and persuasive.
Valid Arguments
Arguments where, if the premises are true, the conclusion logically follows and must also be true.
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