Match the tables with the direct variation equation. You will not use all options.
 Table A
 x y
 4 5
 5 6.25
 6 7.5
 Table B
 x y
 7 1.61
 12 2.76
 14 3.22
 Table C
 x y
 5 10.5
 7 15
 8 19.5
 Table D
 x y
 0 0
 11 35.2
 15 48
 The options are:
 y=1.25x
 not direct variation
 y=0x
 y=.23x
 y=x+1
 y=3.2x
 y=5.5x