Question

Q.19. If A:B =1/2:3/8 , B:C =1/3:5/9 and C:D =5/6:3/4 then , A:B:C:D=? *
2:3:4:5
8:6:10:9
W
O
3:2:4:5
C O
6:8:9:10​

Answer 1

Answer:

8:6:10:9

Step-by-step explanation:

A:B=

2

1

:

8

3

=4:3,

B:C=

3

1

:

9

5

=3:5,

C:D=

6

5

:

4

3

=10:9,

⇒A:B=4:3,B:C=3:5andC:D=5:

2

9

⇒A:B:C:D=4:3:5:

2

9

=8:6:10:9