No links Use the model to answer the question.
Two 10 by 10 grids are connected, creating a rectangle with 20 columns. 11 columns are shaded. 2 rows are shaded. 22 squares are in the overlap.
Which is the missing factor that makes the equation true?
___
×
1
.
1
=
0
.
22
A.
0.02
B.
0.2
C.
2
D.
20