Answer:
130lbs
Step-by-step explanation:
1) 52 ÷ 4≈ 13
2) 13×10=130
Answer:
There is no direct relation.
Step-by-step explanation:
8/6 = 4/3
16/8= 2/1
32/24= 4/3
If this were directly related, all of these would simplify to the same thing.
Answer: B. 
Step-by-step explanation:
The notation to express a dependent variable is given by :-
, where Y is depending variable which is dependent upon x ( independent variable).
The given statement : The distance an airplane travels depends on how much time it spends flying.
Here , Independent variable : Time
Dependent variable : Distance
Then , the notation to express distance (dependent variable) the airplane flies in 20 minutes is given by :-

Step-by-step explanation:
2x²+3x-2=0
(2x-1)(x+2)
x+2=0
x=-2 (no, because x must be >0)
2x-1=0
2x=1
x=½ (yes, because x>0)