In what proportion must rice at $0.8 per pound be mixed with rice at $0.9 per pound so that the mixture cost $0.825 per pound?

In what ratio must rice at Rs 9.90 per kg be mixed with rice at Rs 10.80 per kg so that the mixture be worth Rs 10 per kg?

In what ratio must rice at Rs. 8.60 per kg be mixed with rice at Rs. 11.40 per kg, so that the mixture be worth Rs. 10.20 per kg.

In what proportion, must wheat at rs 6.20 per kg be mixed with wheat at rs 7.20 per kg , so that the mixture be worth rs 6.50 per kg ?

In what ratio must, tea at Rs 62 per kg be mixed with tea at Rs. 72 per kg so that the mixture must be worth Rs. 64.50 per kg ?

Find the ratio in which rice at Rs. 7.20 a kg be mixed with rice at Rs. 5.70 per kg so that the mixture must be worth Rs. 6.30 per kg?

In what proportion must a grocer mix wheat at rs 2.04 per kg and rs 2.88 per kg so as to make a mixture of worth rs 2.52 per kg?