Question

how many litre of concentrated acid should be added to 135 litre of water to get the ratio of acid to water in that mixture as 3 : 5 ?
​I will mark him/her as brilliant

Answer 1

Answer:

81

Step-by-step explanation:

Since acid : water = 3:5

let water be 5x.

so, acid will be 3x

But we know that water = 135

So,

5x = 135

x = 27

∴ Acid = 27 * 3

= 81

So you will have to add 81 litres of acid to the mixture