Question

if a:b=3:5,b:c=4:6,c:d=1:2 then a:d is what​

Answer 1

Answer:

a:b=1:5

Step-by-step explanation:

• a:b=3:5=12:20
• b:c=4:6=20:30
• c:d=1:2=30:60

so a:d=12:60=1:5

please mark as brainlist