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a reduction of 20% in the price of wheat enables a person to purchase 4kgs more wheat for rs80.what is the original price of 1kg of wheat?

Read Solution (Total 1)

original rate=x
reduced rate=[(100-20)*(1/100)x]=4/5x per kg,
[80/(4/5)x]-[80/x]=4
after solving
x=5(ans).
12 years agoHelpfull: Yes(11) No(9)

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mrs johns sold two houses for rs80,000 each. one house was sold 20% loss and other at a 20% gain.what is the gain minus the loss? a trader bought a number of articles each costing the same for a total of rs750.he sold each of the articles at rs42. with the total return he could buy 10 more articles than before.what are the no. of articles the trader bought orginally?