Question

Are 30, 40, 45 and 60 in
proportion?​

Answer 1

Answer:

Ratio of 30 and 40 = 3: 4. Ratio of 45 and 60 = 3: 4. therefore, 30,40,45 and 60 are in proportion.

Answer 2

Step-by-step explanation:

60 are property answer this question