Question

What is the compund ratio of the ratios 3:7 and 1/4:5/6​

Answer 1

Answer:

Step-by-step explanation:for finding compound ratio first let's consider two ratios like

a:b and c:d

so there compound ratio will be (a:c):(b:d)

similarly

(3:4) and (5:7)

their compound ratio will be

(3:5):(4:7)