A man has Rs. 400 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 ? Pick one
A) 45  B) 60  C) 75  D) 90  E) 105
Answer : C   Let number of notes of each denomination be x.   Then, x + 5x + 10x = 400   16x = 400   x = 25.   Hence, total number of notes = 3x = 75.
<result>C</result>
A man has Rs. 400 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 ?