railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Mixture Problems To Make a Mixture from Two Mixtures
A dairy man purchases at Rs. 6.40 per litre of milk. He adds water and sells the mixture at Rs. 8 per litre, thereby making 37.5% profit. The ratio of water to milk received by his customer is:
1
1 ∶ 10
2
1 ∶ 9
3
2 ∶ 11
4
1 ∶ 11