VOLUME AND SURFACE AREA APTITUDE QUESTIONS AND ANSWERS

VOLUME AND SURFACE AREA QUESTIONS AND ANSWERS 10 to 12

10. In a shower, 5 cm of rain falls. The volume of water that falls on 2 hectares of ground, is :

100 m3

1000 m3

10 m3

10000 m3

11. Three metal cubes of sides 5 cm, 4 cm and 3 cm are melted and recast into a new cube. The length of the edge of this cube is :

6 cm

8 cm

10 cm

none of these

12. If each edge of a cube is increased by 50% the percentage increase in surface area is :

50%

100%

125%

75%

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