Question

A trader mixes 220kg of tea purchased at rupees 110per kg with 80kg of tea purchased at rupees 90per kg should be sell the mixture to make a profit of 18℅

Answer 1

Answer:

Answer here......

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let x be the sum of amount

Simple interest =>Pnr/100

=>x*3*10/100

=>3x/10

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Compound interest =>P{1+nr/100}^n

=>x{1+10/100}^3

=>x * {11/10}^3=>-x

=>x [(11/10)^3-1]-3x/10 =>46.5

=>x[1.331-1]-3x/10 =>46.5

=>x[0.331-0.3]=>46.5

=>x=>46.5/0.031

=>x=>46500/31=>1500

Rupees 1500 is the answer..........

___________hope helps uh❤

Answer 2

Answer:

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Solution:-

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sum of amount = x

Simple interest =Pnr /100

=>x*3*10/100

=>3x/10

Compound interest =P[1/nr+100]^n

=>x[1/10+100]^3

=>x[11/10]^3=>-x

=>x[(11/10)^3-1]=3x/10=46.5

=>x[0.331-0.3]=46.5

=>x=>46.5/0.331

=>x=>1500

hope helps✊