1. Which of the following pair of ratios is equivalent?
a.120/35:4/24
b.100/35:40/14
c.101/30:30/30
d.125/45:25/20

2. Which of the following pair of ratios is proportion?
a.19:6 = 21:2
b.25:7 = 10:5
c.12:5 = 10:4
d.27:9 = 12:4

pa help pooo