
What does every third mean? For my math hw i have to do problems 1-20 every third. Does it mean the odd ones. I am so confused
:( Please help
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3, 6, 9, 12, 15, 18
every third problem.
unless they want you to start @ #1, in which case it'd be 1, 4, 7, 10, 13, 16, 19
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