Question

If a:b=11:13,b:c=7:9 and c:d=3:2 then a:c is

Answer 1

Answer:

a : c = 77/117.

Step-by-step explanation:

a : c = a/c

Now,

a / c = ( a/b ) × ( b/c )

a : c = ( a : b ) × ( b : c )

= ( 11 : 13 ) × ( 7 : 9 )

a : c = (11 × 7) / (13 × 9)

a : c = 77/117

Answer 2

Answer:

hope this will help............