1) If the volume of a pyramid is doubled and the height is preserved , explain how the base area of the pyramid would change? a) The length will increase b) The width decrease c) The base will be doubled 2) A spherical ball has a surface area of 453mm 2 .Find the volume of the solid. (use ∏=22/7) a) 908.24mm2 b) 905.14mm2 c) 890.72mm2 3) A water container measures 6 cm long, 12 cm wide and 18 cm height .The container is filled with water until it is half full. When a metal ball bearing is put into the container , the height of water level rises 0.5 cm .Find the volume , in cm3of the metal bearing.  a) 25 cm3 b) 26 cm3 c) 36 cm3 4) A triangular prism has three triangular faces a) True b) False 5) A swimming pool measures 25 m long , 20 m wide and 2 m deep . If 600m3 of water is filled into the pool, find the level that the water will reach. a) 1000cm b) 1.2 m c) 1.78m 6) Teacher Mazana bought (6n-1) boxes of pen . If the total number of pens bought by her is (6n2+29n-5), determine the number of pens in each box a) (n+8) pens b) (n+12) pens c) (n+5) pens 7) Explain why 130 0 is impossible to be the interior angle of a regular polygon a) Because the exterior angle is 500 and 50 is not a factor of 360 b) because the exterior angle is 30 degress and 30 is not a factor of 360.

Maths Quiz

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