Answer:
A. it will increase by $30
Step-by-step explanation:
Median is the middle number in any set of given data.To find the Median we arrange the numbers in ascending order.The middle number of the set of data is the Median.If there are two middle values, then the median is the mean of the two numbers.
It is given the prices of all tickets is increased by $30.So price of middle ticket will also be increased by $30.
In the given options the right option is A. it will increase by $30.