Problem Solving, Analytical & Financial aptitude The price of a certain television set is discounted by 10 percent, and the reduced price is then discounted by 10 percent. The series of successive discount is equivalent to a single discount of -
বিকল্পসমূহ (নিজের উত্তর যাচাই করতে ক্লিক করুন):
সঠিক উত্তর
1 (19)
বিস্তারিত ব্যাখ্যা ও বিশ্লেষণ:
Solution:
Let,
The initial price is Tk. 100
After 1st 10% discount,
The price = 100 - 10% of 100 = 100 - 10 = 90
After 2nd 10% discount,
The price = 90 - 10% of 90
= 90 - 9 = 81
∴ equivalent single discount = 100 - 81 = 19
