CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon


Question

How many litres of water will have to be added to 1125 litres of the 45% solution of acid so that the resulting mixture will contain more than 25% but less than 30% acid contact ?


Solution

Let the quantity of water to be added to solution =x liters

 25%(1125+x)<45% of 112525100(1125+x)<45100×11251125+x<45100×11251125+x<45×451125+x<2025x<20251125x<900and 45% of 1125<30%(1125+x)45100×1125<30100(1125+x)4530×1125<1125+x32×1125<1125+x1.5×1125<1125+x1687.5<1125+x168.751125<x562.5<x        ...(ii)

Using (i) and (ii), we get 562.5<x<900 

Hence,quantity of water lies between 562.5 litres and 900 litres.

flag
 Suggest corrections
thumbs-up
 
0 Upvotes


Similar questions
View More


Same exercise questions
View More


People also searched for
View More



footer-image