or
or
Hints: Original selling price be x, new S.P = 2/3 of x = 2x/3
Here, Loss = 10%
CP = 100/(100 - loss) × SP
= 100/(100 - 10) × 2x/ 3
= 100/90 × 2x/3
= 20x/27
Gain = x - (20x/27) = 7x/27
Gain % = (7x/27) / (20x/27) × 100% = 35%
আপনি আমাকে যেকোনো প্রশ্ন করতে পারেন, যেমনঃ
Are you sure to start over?
