KBM92 Quiz

Question Number 1 If volume of a cube is 216 cm³ then its edge is A. 36 B. 6 C. 12 D. 16 Question Number 2 number of surface of the same area in the cuboid are A. 6 B. 4 C. 2 D. 3 Question Number 3 the dimension of a cuboid are 3 cm,2cm, 1cm .then the length of diagonal of the cuboid is A. √13 B. √5 C. √10 D. √14 Question Number 4 if the diagonal of a cube is √6 cm.then its lateral surface area is A. 6√6 B. 36 C. 12 D. 8 Question Number 5 diameter of the earth is four times the diameter of the moon then the ratio of their surface area is A. 4:1 B. 8:1 C. 16:1 D. 2:1 Question Number 6 If the surface area of a sphere is 676π cm²then its radius is equal to A. 12 B. 13 C. 9 D. 8 Question Number 7 ratio of the volume of a cone and a cylinder of same radius of base and same height is A. 1:1 B. 1:2 C. 1:3 D. 1:4 Question Number 8 A basket ball is just packed in a cube of side 20 cm.then the surface area of the basket ball is A. 400π cm² B. 800π cm² C. 1200π cm² D. 1600π cm² Question Number 9 if the radius of a sphere is 2r, then its volume will be A. 32/3 πr³ B. 4 πr³ C. 8/3 πr³ D. 4/3 πr³ Question Number 10 in a cylinder, radius is double and height is halved , curved surface area will be A. same B. halved C. doubled D. four times