Question

Which of the following is not in proportion?

16 : 24 :: 12 : 18
40 : 80 :: 25 : 55
20 cm : 1 m :: 70 cm : 3 m 50 cm
2 kg : 80 g :: 625 g : 25 g​

Answer 1

Answer:

second one............

Step-by-step explanation:

40:80::25:55

Answer 2

Answer:

the 2nd one is not in proportion