One quality of wheat at Rs. 9.30 per kg is mixed with another quality of a certain rate in the ratio 8 : 7 respectively. If the mixture so formed be worth Rs.10 per kg, then what is the rate per kg of the second quality of wheat?

One quality of wheat at Rs. 9.30 per kg is mixed with another quality

1.	One quality of wheat at Rs. 9.30 per kg is mixed with another quality of a certain rate in the ratio 8 : 7 respectively. If the mixture so formed be worth Rs.10 per kg, then what is the rate per kg of the second quality of wheat?
A.	Rs. 7.80
B.	Rs. 10.80
C.	Rs. 8.80
D.	Rs. 9.80
Answer» C. Rs. 8.80

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One quality of wheat at Rs. 9.30 per kg is mixed with another quality of a certain rate in the ratio 8 : 7 respectively. If the mixture so formed be worth Rs.10 per kg, then what is the rate per kg of the second quality of wheat?

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