PDF chapter test TRY NOW

The median of the following data is 525. Find the values of x and y, if the total frequency is 100.
 
Class itervals Frequence
0-100 2
100-200 5
200-300 x
300-400 12
400-500 17
500-600 20
600-700 y
700-800 9
800-900 7
900-1000 4
 
 
Answer:  
 
x =
 
Y =