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.
Number of basic classes taken by A is 3 times the number of advance classes taken by A, with no regular classes. Find the total number of classes taken by A
1
5
2
7
3
8
4
9
5
10