সব প্রশ্নে ফিরে যান
Math
How much time will it take for an amount of Tk 450 to yield Tk. 81 as interest at 4.5% per annum of simple interest?
A) 3.5 years
B) 4.5 years
C) 4 years
সঠিক উত্তর
D) 5 years