state gov RSMSSB Junior Assistant & Lipik Grade (LDC) Mock Test 2024 Quantitative Aptitude Mensuration Plane Figures
The area of a circular ring enclosed between two concentric circles is 286 cm2. What are the radii of the two circles if their difference is 7 cm?
1
14 cm, 7 cm
2
10 cm, 3 cm
3
12 cm, 5 cm
4
13 cm, 6 cm