Question

व्हिच इज द बेस्ट ऑफर टू सक्सेसिव डिस्काउंट ऑफ 20% एंड 10% और सिंगल डिस्काउंट ऑफ 30% solution in English
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Answer 1

Answer:

Let the amount on which two successive discounts applicable be ₹100

After first successive discount of 20% it's price will be

20/100 × 100 = ₹20

Price after 20% discount = 100 - 20 = ₹80

After 2nd successive discount of 10% it's price

10/100 × 80

= 80/10

= ₹8

Price after 2nd successive discount

= ₹80 - 8

= ₹72

Total discount = 100 - 72 = 28

As the amount of ₹28 has been based on ₹100 as such the percentage dis puny after two successive discount of 20% and 10% it will be 28%

Answer the effective discount (in %) on two successive discounts of 20% and 10% will be