Mukesh purchased $40$ kg of wheat at Rs. $12. 50$ per kg and $25$ kg of wheat at Rs. $15.10$ per kg. He mixed the two qualities of wheat for selling. At what rate(in Rs.) should it be sold to gain $10 %$ ?

Rs.

13.25

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Rs.

13.50

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Rs.

14.75

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Rs.

14.85

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Solution

The correct option is D Rs. $14.85$
C.P. of the wheat $= 40 \times$ Rs. $12.50 + 25 \times$ Rs. $15.10 = R s .877 .5$ ,

Gain $= 10 %$

$∴$ S.P. of the wheat $=$ $R s . \frac{877.5 \times 110}{100}$
$= R s .$ 965.25$

$∴$ S.P. per kg of wheat $=$ Rs. $\frac{965.25}{65} =$ $R s .14 .85$

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Mukesh purchased 40 kg of wheat at Rs. 12.50 per kg and 25 kg of wheat at Rs. 15.10 per kg. He mixed the two qualities of wheat for selling. At what rate(in Rs.) should it be sold to gain 10%?

The correct option is D Rs. 14.85C.P. of the wheat =40× Rs. 12.50+25× Rs. 15.10=Rs.877.5, Gain =10%∴ S.P. of the wheat = Rs.877.5×110100 =Rs.965.25$∴ S.P. per kg of wheat = Rs. 965.2565= Rs.14.85

Mukesh purchased $40$ kg of wheat at Rs. $12. 50$ per kg and $25$ kg of wheat at Rs. $15.10$ per kg. He mixed the two qualities of wheat for selling. At what rate(in Rs.) should it be sold to gain $10 %$ ?

The correct option is D Rs. $14.85$
C.P. of the wheat $= 40 \times$ Rs. $12.50 + 25 \times$ Rs. $15.10 = R s .877 .5$ ,

Gain $= 10 %$

$∴$ S.P. of the wheat $=$ $R s . \frac{877.5 \times 110}{100}$
$= R s .$ 965.25$

$∴$ S.P. per kg of wheat $=$ Rs. $\frac{965.25}{65} =$ $R s .14 .85$