#sat #math #analyze #graph

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Ummm, it be, between day 1 and day 8 the earnings jumped from $6 to $14. That's an increase of $8 over 7 days. So, it's a bit more than a buck a day—exactly $1 and 1/7 per day. Looks like there's a mix-up in the answer choices though, because that option isn't there.

jjaa