A man has Rs. 480 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 ?
45
60
75
90
Explanation:
Let number of notes of each denomination be x.Then, x + 5x + 10x = 480 16x = 480 x = 30.Hence, total number of notes = 3x = 90.
Let number of notes of each denomination be x.Then, x + 5x + 10x = 480 16x = 480 x = 30.Hence, total number of notes = 3x = 90.