Question

Example 6. If A:B = 2 : 3 and B: C = 8: 9, find A:B:C.​

Answer 1

Answer:

6:8:9

Step-by-step explanation:

a:b=3:4

b:c=8:9

=3*8:4*8:4*9

=24:32:36

=6:8:9

Answer 2

To find a : b : c, b is made same in both the ratios. L.C.M of 4 and 5 is 20
a:b=
4
3
​
=
4×5
3×5
​
=
20
15
​

b:c=
9
5
​
=
9×4
5×4
​
=
36
20
​

∴ a:b:c=15:20: