Question

A:B = 3:4
B:C= 8:7, find AC​

Answer 1

Answer:

2:3

Step-by-step explanation:

Given a:b=3:4 and b:c=8:9

Then

b

a

×

c

b

=

4

3

×

9

8

∴

c

a

=

3

2

∴a:c=2:3

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