SSC CGL – Combined Graduate Level Examination · પ્રશ્ન 72
A garden is circular with a border 3 m wide around it. The garden area alone is 379.94 m². What is the radius of the garden?
જવાબ બતાવો અને સમજૂતી
જવાબ: (B) 11 m
સમજૂતી
πr² = 379.94 gives r² ≈ 121, so r = 11 m. (The stated total including the border is inconsistent, but the garden area fixes r.)