Mensuration 3D Quiz 4 March 28, 2012 by kumar Leave a Comment 1. The radius of the sphere is 7 cm,what is the volume?A. 1433.33 cu.cmB. 1437.33 cu.cmC. 1234.89 cu.cmD. None of these 2. The height of the cylinder is 50 cm and its radius is 14 cm.What is the volume?A. 30800 cu.cmB. 49088 cu.cmC. 23450 cu.cmD. 23459 cu.cm 3. If the side of the cube is doubled ,its volume will be increased byA. 6 timesB. 4 timesC. 7 timesD. 2 times 4. The vertical angle of a cone is 90^o and its radius is 7 cm.Its volume isA. 342x22/7 ccB. 343 22/21 ccC. 432 ccD. none of these 5. A countryard is 18mx12m.It is paved with square pieces of stones each 60 cm in length.The number of stones will beA. 400B. 500C. 600D. 700 6. The height of the cone is 12 cm and the volume of that is 154 cu.cm,then what is the radius of the cone?A. 4.5 cmB. 3.5 cmC. 2.5 cmD. 1.5 cm 7. The volume of the sphere is 179.66 cu.cm,then what is the diameter?A. 5 cmB. 6 cmC. 8 cmD. 7 cm 8. The cubes of a metal whose edges are 5.5 and 5 cm.They are melted down to form a third cube.The edge of the 4th cube will beA. 6 cmB. 5 cmC. 9 cmD. 8 cm 9. The radius of a circular garden is 35 m.What is the distance covered by running 5 rounds around it?A. 1200 mB. 1000mC. 1111 mD. 1100 m 10. A cylinder of radius 10 cm. and height 12 cm. is melted and cast into a cone of same radius.Find its height?A. 24 cmB. 36 cmC. 34 cmD. 54 cm 11. If the height of the cylinder increases 23.4%,then what is the reduction in the radius isA. 20%B. 15%C. 10%D. 5% 12. The dimensions of cube are in the ratio 4:3:2.If its volume is 648 cc.The surface area is A. 348 sq.cmB. 468 sq.cmC. 268 sq.cmD. 225 sq.cm 13. The dimensions of the rectangular plot is 50mx40m.If a pitch of a dimension 20mx9.5mx5m is dug and the sand so obtained in spread uniformly,the rise in level isA. 1 mB. 0.5 mC. 0.8 mD. 1.5 m 14. The base area of the cylinder is 616 sq.cm.If height is 20 m.Find the cost of painting the lateral surface area at the rate of Rs.2.50 per 100 sq.cm.A. Rs.55/-B. RS.34/-C. Rs.44/-D. Rs.23/- 15. The radius of round tank is 35 cm and height is 1 m.It will be filled with water.The number of litres will beA. 425 litresB. 385 litresC. 235 litresD. None of these Related posts: Mensuration – 2D Quiz 1 Mensuration 3D Quiz -1 Mensuration 3D Quiz 2 Mensuration 2D Quiz – 2 Mensuration 2D Quiz 3 Mensuration 3D Quiz 3

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