A man has T k. 480 in the denomination of one-taka notes, five- taka notes and ten-taka notes. The number of notes of each denomination is equal. What is the total number of notes that he has?
সঠিক উত্তর: Option D
as, the number of notes of each domination is same suppose, the number of notes of each tk is X here, x+5x+10x=480 or,16x=480 or, x= 30 so , the number of total notes= 30X 3=90