2.
A solution of salt and water contains 15% salt by weight,
of it 30kg water evaporates and the solution now contains

2.
A solution of salt and water contains 15% salt by weight,
of it 30kg water evaporates and the solution now contains
20% of salt. Find the original quantity of salt?
नमक और पानी का एक समाधान द्वारा वजन 15% नमक
होता है। यह के 30 किलो पानी evaporates और समाधान अब
नमक का 20% शामिल हैं। नमक का मूलमात्रा पाते?
(a) 18 kg
(b) 120 kg
(c) 160 kg
(d) 110kg
1:-​

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