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1) The surface area of a cube is 726m2, its volume is? a. 1300 m3 b. 1331 m3 c. 1452 m3 d. 1542 m3
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2) The height of two right circular cones are in the ratio 1:2 and their perimeters of their bases are in the ratio 3:4, the ratio of their volume is_________? a. 3:8 b. 9:16 c. 9:32 d. 9:64
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3) Surface area of two spheres are in the ratio 1:4 what is the ratio of their volumes? a. 1:64 b. 1:8 c. 1:4 d. 8:1
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4) The diameters of two spheres are in the ratio 1:2 what is the ratio of their volumes? a. 3:4 b. 9:16 c. 1:8 d. 4:3
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5) The diameters of two spheres are in the ratio 1:2 what is the ratio of their surface area? a. 1:2 b. 1:4 c. 2:1 d. 4:1
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6) The sides of a cube are in the ratio 1:2 the ratio of their volume is__________? a. 1:2 b. 1:4 c. 1:8 d. 2:1
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7) A rectangular field 30 m long and 20 m broad. How much deep it should be dug so that from the earth taken out, a platform can be formed which is 8 m long, 5.5 m broad and 1.5 m high where as the earth taken out is increase by 10/5? a. 12 cm b. 10 cm c. 18 cm d. 24 cm
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8) Calculate the number of bricks, each measuring 25 cm * 15 cm * 8 cm required to construct a wall of dimensions 10 m * 4 m * 5 m when 10% of its volume is occupied by mortar? a. 4000 b. 5000 c. 6000 d. 7000
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9) If in a box of dimensions 6 m * 5 m * 4 m smaller boxes of dimensions 60 cm * 50 cm * 40 cm are kept in it, then what will be the maximum number of the small boxes that can be kept in it? a. 500 b. 1000 c. 900 d. 600
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10) A brick measures 20 cm * 10 cm * 7.5 cm how many bricks will be required for a wall 25 m * 2 m * 0.75 m? a. 24000 b. 23000 c. 22000 d. 25000
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