2 comments

  • Thursday, Jul 23

    oooooooooooooooooooooooooo

    1
  • Thursday, Jul 9

    I tended to skip over math explanations, especially averages, thinking they're too simple and a waste of time. Then, PT155.S4.Q21 stumped me! I think the wording is super tricky and know what to look out for now.

    1
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