PLEASE HELP ME !!!!!!!

1) The following table is an example of inverse variation.

X Y -------------
4 48
6 32
8 24
16 12

Which equation models the relationship between x and y?
A) x=4/3 y

B) x=y/192

C) y=192/x

D) y=12x

2) The distance d that an object travels in t seconds is given by the formula d=1/2 at^2 , where a is the acceleration of the object. Which of the following expresses a in terms of d and t?

A) a=2dt^2

B) a= dt^2/2

C) a= d/2t^2

D) a= 2d/t^2