সব প্রশ্নে ফিরে যান
Math
Pens that used to cost Tk.150 for a package of 3 now cost Tk.300 for a package of 5. What is the percent increase in the price of these pens ?
A) 15%
B) 20%
সঠিক উত্তর
C) 25%
D) None