Alligation or Mixture
1. In what ratio must water be mixed with milk to gain 20% by selling the mixture at cost price ?
A. 2:5
B. 1:5
C. 3:5
D. 1:3
B. 1:5
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. 2:3
B. 4:5
C. 3:5
D. 1:3
A. 2:3
3. 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. 2:3
B. 4:5
C. 3:5
D. 1:3
A. 2:3