state gov Karnataka Forest Guard (ಅರಣ್ಯ ರಕ್ಷಕ) Mock Test 2023 Quantitative Aptitude Mensuration Solid Figures
Abhi has a solid sphere of diameter 10 cm. He cuts it into two equal halves and decides to paint it. The painting cost per square cm is Rs.10. Which of the following is the approximate difference between the painting cost of the sphere and the hemispheres? (Use π = 22/7, rounded off to two decimal places.)
1
Rs.1,600.00
2
Rs.1,500.556
3
Rs.1,571.43
4
Rs.1,512.45