It might be D in my opinion? But I probably did my work wrong.. sorry!
Answer:
25
Step-by-step explanation:
Divide 500/20
Answer: -0.5.
Step-by-step explanation:
The constant of variation k for the direct variation is given by:-

The given table:
x f( x )
0 0
2 -1
4 -2
7 -3.5
Then,

Hence, the constant of variation k for the direct variation is -0.5.
Answer:
20
Step-by-step explanation:
(8 * 5) / 2
=> 40/2
=> 20