Is this complementary, supplementary or neither? Pleasee helppp

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.

If the segment op is dilated by a scale factor r=2, what is the length of segment op? a)10cm b)16cm c)6cm d)4cm

The range of the following relation r {(3, -5), (1, 2), (-1, -4), (-1, 2)} is (1 point){-4, -5, 2, 2){-1, 1, 3){-1,-1,1,3){-5, -4,2)