1. Cost of basmati rice per kg is rs 24. another rice of 25kgs costs 36rs/kg. how many kgs of basmati rice should he mix with that of another rice so that after selling the mixture at 40rs/kg he gets a profit of 25%.

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Natarajan

  • Oct 26th, 2006
 

12.5 Kg of Basmati

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alone

  • Nov 28th, 2006
 

36 rs ------ 25 kgs24 rs--------- x kgsx is the wieght to be mixed so that mixture will become 40 rs/kgso((36*25) +(x*24))/(x+25)=40so x=6.25kgs

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Ajay

  • Mar 27th, 2007
 

let x be kgs to add
thn
(((40(25+x))/((36*25)+24x))*100=25
which gives x as 12.5 Kgs

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