Ranchi prepared a salt solution with
concentration 11.2% (mass by mass percentage) in 320 g of water. Abhinav
prepared a salt solution by dissolving the same amount of salt (as used by
Ranchi), but in 180 g of water. What is the
concentration (in mass by mass percentage)
of the solution prepared by Abhinav?
A 24.2%
B 19.9%
C 23.8%
D 18.3%
pls explain in more detail.