Babloo ranked from the top and from the bottom among those who passed an examination. boys did not participate in the competition and failed in the examination. How many boys were there in that class?
- A44
- B40
- C50
- D55
Solution & Step-by-step Explanation
Let's calculate step-by-step:
1. Number of boys who passed the examination can be found using the ranking formula:
2. Total strength of the class includes those who passed, those who failed, and those who did not participate:
1. Number of boys who passed the examination can be found using the ranking formula:
2. Total strength of the class includes those who passed, those who failed, and those who did not participate: