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A vessel contains a 32 litre solution of...

A vessel contains a 32 litre solution of acid and water in which the ratio of acid and water is 5:3. If 12 litres of the solution are taken out and `7 1/2` litres of water are added to it, then what is the ratio of acid and water in the resulting solution ?
एक बर्तन में अम्ल और पानी का 32 लीटर विलयन है जिसमें अम्ल और पानी का अनुपात 5 : 3 है | यदि 12 लीटर मिश्रण निकाल लिया जाए और इसमें `7 1/2` लीटर पानी मिला दिया जाए, तो इस प्रकार बनने वाले विलयन में अम्ल और पानी का अनुपात ज्ञात करें |

A

`4:7`

B

`8:11`

C

`4:9`

D

`5:6`

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