Quantitative Aptitude Test 28 Quantitative Aptitude Please enter your email: 1. From a solid sphere of radius 5 cm, a right circular cylindrical hole of radius 3 cm and its axis passing through the centre is removed. The total surface area of the remaining solid (in cm^{2}) is 80p 88p 162p 128p 142p 2. The ratio between the volume of a sphere and the volume of the circumscribing right cylinder is : 1 : 1 1 : 2 3 : 2 2 : 3 2 : 1 3. A circular pipe is to be designed in such a way that water flowing through it at a velocity of 7m per min. is collected at its open end at the rate of 11 cubic metre per min. What should be the inner radius of the pipe ? 1/Ö2 m 2 m Ö2 m 1/2 m 4. The diameter of a wheel is 63 cm. Distance travelled by the wheel in 100 revolutions is : None of these. 99 m 63 m 198 m 126 m 5. A hemispherical bowl of internal radius 9 cm contains water. This water is to be filled into cylindrical shaped small bottles of diameter 3 cm and height 4 cm. How many bottles will be needed to empty the bowl ? 35 45 54 64 6. A cone of height 7 cm and base radius 3cm is carved from a rectangular block of wood 10 cm ´ 5 cm ´ 2 cm. The percentage of wood wasted is : 34% 79% 54% 66% 7. If the radii of the ends of a bucket 45cm high are 28cm and 7cm, determine its capacity. 49710 cc 48710 cc 49510 cc 48510 cc 8. A dealer sold two of his cattle for Rs. 500 each. On one of them he lost 10% and on the other, he gained 10%. His gain or loss percent in the entire transaction was : 1% loss Neither loss nor gain 10% loss 1 % gain 9. If all the edges of a rectangular prism are doubled and its shape is left unchanged, then its volume becomes 4 times 2 times 8 times 6 times 10. A garden of dimension 1.50m x 120m has two cross roads 2m wide. one parallel to the length and the other parallel to its breadth. What would be the cost of sweeping the roads at.Rs. 2 per square metre ? Rs. 1072 Rs. 1064 Rs. 268 Rs. 1080 Loading … Question 1 of 10 Previous PostIdioms Quiz 13 Next PostESL EFL Test 181