add practice exam spreadsheet

diff --git a/methods/stuff.pdf b/methods/stuff.pdf
index 2de4e75bd66ffb9236726b41f98bb3de400cda97..e7aff374ea6ec63442c1a281157e7740e8444d66 100644 (file)
Binary files a/methods/stuff.pdf and b/methods/stuff.pdf differ