Question

If A:B =$3:4$ and B:C =$5:6$, then A:C is

• A. $5:9$
• B. $3:4$
• C. $1:2$
• D. $5:8$

Answer 1

The correct option is D $5:8$

Given that, If $A:B=3:4,B:C=5:6$,then$A:C$

Given$a:b=3:4$ and $b:c=5:6$
$a:b::b:c=3:4::5:6$
$a:c=3/4\ast 5/6=5/8$

Hence, this is the answer.