Question

Q13. If x:y = 3:4 and y:z = 8:9, z:a is 15:16, find x:y:z:a

Answer 1

Step-by-step explanation:

x:y=3:4

y:z =8:9

x:y:z=6:8:9

Now,

z:a=15:16

x:y:z:a=30:40:45:16