खालील आकृतीचा अभ्यास करा आणि त्यावर आधारित प्रश्नांची उत्तरे द्या.

Tennis players are the regions inside the triangle; those not in hockey are outside the rectangle. These regions are 5 (top), 11, 14 and 5 (bottom). Total = 5 + 11 + 14 + 5 = 35.