Answer:
it would be B
Step-by-step explanation:
it is B because when you add 1.5 to 8 you get 9.5. when you add 1.5 to 12 you get 13.5. and when you add 1.5 to 16 you get 17.5.
Answer:11.9090909
Step-by-step explanation:
Let x be the first number each pair and y is the second of each
As you see 1x is 3y
And. 2x is 3*3y= 9y
3x = 3*3*3y= 27y
Last 4x =3*3*3*3y= 81y
So y = 3^x
Undefined as the line is parallel to y axis ie; x=3