RBI Grade B Officer (General / DEPR / DSIM) 2021 · Question 102 of 260

Read the following information carefully and answer the questions based on it. There are four trainers A, B, C and D who take classes in a month of three types: basic class (1 hour), Regular Class (2 hours) and Advanced class (3 hours). No trainer can leave the class before the time and no one can take the class for extra time. D doesn’t take any regular classes. He will take either basic or Advance. The pie chart given below shows the % distribution of total hours taken by all the four trainers. Total hours of the class are 60 hours. Trainers who took classes in a Month of three Types 5% 20% A B 50% C D 25% B and C take all three types of classes, basic classes taken by B are equal to the regular classes taken by B. C takes four regular classes in the month and the number of advanced classes taken by B and C is the same. Find the difference between the minimum and the maximum number of basic classes taken by C?

Data Interpretation

1. AA. 8
2. BB. 9Correct
3. CC. 12
4. DD. 11
5. EE. None of these