Step-by-step explanation:
220000/100=2200*0.49=789
Let a and b be store A and store B, respectively. Then:
3a+b=63
5a+4b=140
So
12a+4b=252
5a+4b=140
7a=112
a=16
b=15
☺☺☺☺
<span>2x + x = 420
3x = 420
x = 140 Adult tickets </span>
Answer: 12.65 ft
Pythagorean theorem is
+
= 
So,
+
= 
169 - 9 = 160
is 12.65.
Hope it helps.
BD=10 because it is symmetrical to AD.