Question

Find the Single discount which is equivalent to two successive discount of 20% and 5% .

Answer 1

Answer:

Let the marked price of an article be Rs. 100

Then first discount on it =Rs. 20

Price after discount =Rs. (100-20)=Rs. 80

Second discount on it =10% of Rs. 80

Rs.(80×

100

10

)=Rs.8

Price after second discount =Rs. (80-8)=Rs. 72

Net selling price =Rs. 72

Single discount equivalent to given successive discounts =(100-72)%=28%

Answer 2

Step-by-step explanation:

let the price of an article be 100rupee

firstly we take 20% discount on 100 rupee

20/100×100=20

then the price after first discount is 100-20 =80rupee

then, second discount on 80 rupee we get ,

5% of 80 rupee

5/100×80 = 4 rupee

after second discount the price become 80-4=76 rupee

then, the single which is equivalent to two successive discount is (100-76)=24%

hope it help you

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