UPSC 2015 CDS I Math Paper

Amount of milk in the mixture=

5

8

×16=10L
Therefore, amount of water in the mixture=16L−10L=6L
Amount of milk in the new mixture=10L+4L=14L
Therefore, ratio of milk to water inthe new mixture
= Amount of milk in the new mixture : Amount of water in the mixture
=14L:6L
=7:3