Answer:
$0.42
Step-by-step explanation:
create a proportion:
13/.78 = 7/x
cross-multiply to get:
13x = 7(.78)
13x = 5.46
x = 5.46/13
x = .42
Answer:
1/6
Step-by-step explanation:
There are 6 large squares here, all of which have been shaded but for one.
Thus, the desired fraction is 1/6.
Answer:
1:144 ft²
Step-by-step explanation:
9 : 1296
1 : x
9x = 1296
x = 1296/9
x = 144
Scale factor = 1:144
Answer:
It is constant from point C to point D.
Step-by-step explanation:
It’s the first one. I think
