2. Find the ratio in which rice at Rs. 7.20 a kg be mixed with rice at Rs. 5.70 a kg to produce a mixture worth Rs. 6.30 a kg.
A. 4 : 5
B. 3 : 4
C. 1 : 3
D. 2 : 3
2. Find the ratio in which rice at Rs. 7.20 a kg be mixed with rice at Rs. 5.70 a kg to produce a mixture worth Rs. 6.30 a kg.
A. 4 : 5
B. 3 : 4
C. 1 : 3
D. 2 : 3