The compound ratio of 5:6, 3:2 and 4:5?
Choose one.
A) 1:8	B) 1:0	C) 1:7	D) 1:1	E) 1:6
5/6 * 3/2 * 4/5= 
<gadget id="calculator">5/6 * 3/2 * 4/5</gadget>
<output>1</output>
1/1   1:1   Answer: 1:1
<result>D</result>
The compound ratio of 5:6, 3:2 and 4:5?