On the Subject of Mental Math

The expert looks at the table
Just for the defuser
The expert's not fast enough
BOOM! goes Defuser!

• A series a math questions will be displayed once the handle on the music box is cranked.
• Answer the at least the minimum amount of questions correctly to disarm the module.
• The amount of questions that need to be answered can be determined in the table below.

% of Bomb Done	Questions Needed to be Answered
0%	30
1% - 20%	25
21% - 40%	20
41% - 60%	15
61% - 80%	10
81% - 99%	5
All other modules are solved.	1