The compound ratio of 5:6, 3:2 and 4:5? Choose the correct choice from the following
A) 1:1  B) 1:87  C) 1:6  D) 1:9  E) 1:2
5/6 * 3/2 * 4/5= 
<gadget id="calculator">5/6 * 3/2 * 4/5</gadget>
<output>1</output>
1/1   1:1   1:1nswer: 1:1
<result>A</result>
The compound ratio of 5:6, 3:2 and 4:5?