Read the passage below and solve the questions based on it.
5% of the passengers who boarded Delhi-Lucknow Shatabdi express on 27th April 2005, do not like coffee, tea and lassi and 10% like all the three. 20% like coffee and tea, 25% like lassi and coffee and 25% like lassi and tea. 55% like coffee, 50% like tea, and 50% like lassi.
If the number of passengers is 180, then the number of passengers who like lassi only, is