Hint  Answer  % Correct  

x  2  55  99%
 
U    30  110  95%
 
D  +  136  20  94%
 
/  4  80  94%
 
x  2  156  93%
 
  113  312  92%
 
T  x  17  10  90%
 
A  +  21  199  90%
 
170    8  170  89%
 
/  22  220  89%
 
I    68  162  85%
 
/  2  94  81%
 
x  8  7  79%
 
+  16  47  78%
 
C    15  56  76%
 
A  /  9  63  75%
 
x  3  41  73%
 
R  +  17  123  71%
 
/  2  140  67%
 
Q  70  66%
 
QUADRATIC  29%
