The compounded ratio of (2:3), (6:11) and (11:2) is  Choose the correct choice from the following options.
A) 2 : 1
B) 1 : 2
C) 36 : 121
D) 11 : 24
E) None
Sol.   Required ratio = [2/3 x 6/11 x 11/2] = 2/1= 
<gadget id="calculator">2/1</gadget>
<output>2</output>
2 : 1.   2 : 1nswer 2 : 1
<result>A</result>
The compounded ratio of (2:3), (6:11) and (11:2) is