state gov TSPSC Forest Beat Officer (ఫారెస్ట్ బీట్ ఆఫీసర్) Mock Test 2023 Quantitative Aptitude Mensuration Plane Figures
The length of a rope, by which a calf is tied, is decreased from 9 m to 5 m. Find the decrease in the area that can be grazed by the calf. [Use π = \(\frac{22}{7}\)]
1
112 m2
2
154 m2
3
122 m2
4
176 m2