Comprehension Passage
Directions: Study the chart carefully and the questions that follow.
Four trainers A, B, C and D take classes in a month. The pie chart shows the total hours of classes taken by all four trainers.
Total hours = 60
Note : (1) They can take classes for 1 hour (Basic class). 2 hours (Regular class) and 3 hours (Advance class). No trainer can leave class before time and cant take class before time and cant take class for any extra time.
(2) D doesn't take any regular class. He will take either Basic or Advance class.
B charge Rs 50 for a basic class, Rs 100 for a regular class and Rs 200 for an advance class, find out his total earnings if he takes 4 basic classes and the ratio of regular classes to advance classes is 4 : 1.
1
400
2
600
3
800
4
1000
5
none of these