Question

a man sells 12 articles for Rs 80 gaining 100/3% .find the number of articles bought by the man for Rs 90

Answer 1

Answer:

Step-by-step explanation

let c.p= x

sp = x+1/3

100/3 can be written as 1/3x

x/3+x= 80

4/3x=80

x= 80*3/4

  = 60

cost of 12 articles = 60

so cost of 1 article = 60/12 = 5

as the price of every article will be same one will get 18 article in 90 rupees

as = 90/5 = 18

Answer 2

Step-by-step explanation:

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