A man has Rs.700 in the denominations of five-rupee notes,ten-rupee notes and 20-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 choices:
A) 20
B) 70
C) 60
D) 90
E) 80
Let number of notes of each denomination be x.   Then 5x +10x + 20x = 700   35x = 700   x = 20.   Hence, total number of notes = 3x = 60.   Answer is 60
<result>C</result>
A man has Rs.700 in the denominations of five-rupee notes,ten-rupee notes and 20-rupee notes. The number of notes of each denomination is equal. What is the total number of notes that he has ?