Question

find the compound ratio of
i 3:4 and 4:5
ii) 2.5 and 7:3​

Answer 1

Answer:

3/4=4/5

15 =20

20/15

4/3

ii) 2.5 and 7:3

25/10=7/3

75=70

70/75

15/14

Answer 2

Answer:

i.3:5

ii.14:15

Step-by-step explanation:

1. in first case required compound ration is (3 * 4) / (4*5) = 3:%5

2. here compound ratio will be (2*7) / (5*3) = 14:15