Respuesta :
Answer:
140
Explanation:
Each row has a total count of 15 squares
There are a total of 12 rows thus total squares is
12
×
15
=
180
Colored blue
→
5 rows of 8
→
5
×
8
=
40
Rest are red: Total count - blue
→
180
−
40
=
140
Hannah colors 140 squares red.
12*15=180
5*8=40
180-40=
140