9 venn diagram questions from Competitive Exam Practice with detailed answers and explanations. Free previous year questions and MCQs.

image_b95340.png showing the number of Bengali students of age 18 attending certain online courses during complete lockdown:
image_b9b8db.png showing the number of Bengali students of age 18 attending certain online courses during complete lockdown:
image_b9b8db.png showing the number of Bengali students of age 18 attending certain online courses during complete lockdown: