A single discount equivalent to the discount series of 20%, 10% and 25% is?	Answers.
A) 31.9	B) 31.7	C) 31.6	D) 31.5	E) 46
100*(80/100)*(90/100)*(75/100)= 
<gadget id="calculator">100*(80/100)*(90/100)*(75/100)</gadget>
<output>54</output>
54   100 - 54= 
<gadget id="calculator">100 - 54</gadget>
<output>46</output>
46   Answer:46
<result>E</result>
A single discount equivalent to the discount series of 20%, 10% and 25% is?