Answer:
see picture below
Step-by-step explanation:
1.5x 2 = 3
3/2 = 1.5
the answer is 1.5 square meter paint required
9) x = gy/c, 11) a = np/m
9) g = xc/y
g*y/c = xc/y *y/c
gy/c = x
11) am = np
am/m = np/m
a = np/m