A man has Rs. 640 in the denominations of one-rupee notes, five-rupee notes and ten-rupee notes. The number of notes of each denomination is equal. What is the total number of notes that he has ?  Choose the correct choice from the following:
A) 110	B) 115	C) 120	D) 125	E) 130
Let number of notes of each denomination be x.   Then x + 5x + 10x = 640   16x = 640   x = 40.   Hence, total number of notes = 3x = 120   ANSWER :120
<result>C</result>
A man has Rs. 640 in the denominations of one-rupee notes, five-rupee notes and ten-rupee notes. The number of notes of each denomination is equal. What is the total number of notes that he has ?