A man has Rs. 312 in the denominations of one-rupee notes, five-rupee notes and twenty-rupee notes. The number of notes of each denomination is equal. What is the total number of notes that he has ?  Choose one.
A) 36	B) 35	C) 34	D) 33	E) 31
Let the number of notes of each denomination be x   Then, x + 5x + 20x = 312   =&gt; 26x = 312   =&gt; x = 312/26= 
<gadget id="calculator">312/26</gadget>
<output>12</output>
12   the total number of notes that he has= 3x = 3 × 12 = 36   36nswer is 36.
<result>A</result>
A man has Rs. 312 in the denominations of one-rupee notes, five-rupee notes and twenty-rupee notes. The number of notes of each denomination is equal. What is the total number of notes that he has ?