13. Quick check

Test your understanding with this quick check. The grades are not stored, so you can try as often as you like.
{Q{1/06|0922ad8b19c39fe6c8e06cf07b821e4d0713b81498bcbe7842ea0522178aced7}Q}
{Q{1/07|1c575554b5b69716ab867702d96fcf584f4d2615c014b45f9defb2813baccae9}Q}