সব প্রশ্নে ফিরে যান
Math
The sum of daily income of P, Q, R is Tk. 90. If Q earns taka 10 more than P and R earns double of what Q earns, then what is the average of daily income of P and Q?
A) 40 Tk.
B) 30 Tk.
C) 20 Tk.
সঠিক উত্তর
D) 10 Tk.