The greatest ratio out of 2:1, 5:8, 3:2, 8:9 and 8:5 is? Choose one.
A) 2:1
B) 3:2
C) 5:8
D) 8:5
E) 8:9
2/1= 
<gadget id="calculator">2/1</gadget>
<output>2</output>
2   5/8= 
<gadget id="calculator">5/8</gadget>
<output>5/8 = around 0.625</output>
0.625   3/2= 
<gadget id="calculator">3/2</gadget>
<output>3/2 = around 1.5</output>
1.5   8/9=0.888   8/5= 
<gadget id="calculator">8/5</gadget>
<output>8/5 = around 1.6</output>
1.6   2:1NSWER:2:1
<result>A</result>
The greatest ratio out of 2:1, 5:8, 3:2, 8:9 and 8:5 is?