Question

a:b =1;3 ,b:c =2:5 and c:d=3:7 ho a:b:c:d=?​

Answer 1

Answer:

1:5:8:7

Step-by-step explanation:

please mark it brainnnnnnnnnnnnnnliiiiiiiiiiiesssssssstttttttt

Answer 2

Answer:

2:6:15:35

Step-by-step explanation:

IT IS A COMPOUND RATIO IT FROM SIMPILIFYING THAT WE GET

A:B=2:6

B:C=6:15

C:D=15:35

SO, A=2X

B=6X

C=15X

D=35X

THEREFORE WE GET,

                                      2:6:15:35