Manish purchased 25 kg of rice @ Rs. 32 per kg and 15 kg of rice @ Rs. 36 per kg. He mixed the two varieties of rice and sold it @ Rs. 40.20 per kg. What is the percent profit earned ?
A. 20%
B. 25%
C. 30%
D. 40%
E. None of these
Answer: Option A
Solution(By Examveda Team)
$$\eqalign{ & {\text{C}}{\text{.P}}{\text{. of 40 kg rice}} \cr & = {\text{Rs}}.\left( {25 \times 32 + 15 \times 36} \right) \cr & = {\text{Rs}}.\left( {800 + 540} \right) \cr & = {\text{Rs}}.1340. \cr & {\text{S}}{\text{.P}}{\text{. of 40 kg rice}} \cr & = {\text{Rs}}.\left( {40 \times 40.20} \right) \cr & = {\text{Rs}}{\text{. }}1608. \cr & {\text{Profit}} = {\text{Rs}}.\left( {1608 - 1340} \right) \cr & \,\,\,\,\,\,\,\,\,\,\,\,\,\,\, = {\text{Rs}}{\text{. }}268. \cr & \therefore {\text{Profit }}\% = \left( {\frac{{268}}{{1340}} \times 100} \right)\% \cr & \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, = 20\% \cr} $$Related Questions on Profit and Loss
A. 45 : 56
B. 45 : 51
C. 47 : 56
D. 47 : 51
A. Rs. 2600
B. Rs. 2700
C. Rs. 2800
D. Rs. 3000
A. A neither losses nor gains
B. A makes a profit of 11%
C. A makes a profit of 20%
D. B loses 20%
A. Rs. 3,750
B. Rs. 3,250
C. Rs. 2,750
D. Rs. 2,250
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