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Home ‣ Aptitude ‣ Volume and Surface Area Comments
  • Question

  • Find the volume (in cub.cm) of a hemisphere of diameter 21 cm.


  • Options
  • A. 2235.5
  • B. 2425.5
  • C. 2040
  • D. 1860

  • Correct Answer
  • 2425.5 

    • Tags: Bank Exams

    Volume and Surface Area problems

    Search Results

    • 1. If the measure of the interior angle of a regular polygon is 90 deg greater than the measure of its exterior angle, then how many sides does it have ?

    • Options
    • A. 8
    • B. 9
    • C. 10
    • D. 12
      • Discuss
    • 2. ?XYZ is similar to ?PQR. If ratio of Perimeter of ?XYZ and Perimeter of ?PQR is 16:9 and PQ = 3.6 cm, then what is the length(in cm) of XY?

    • Options
    • A. 4.8
    • B. 3.2
    • C. 6.4
    • D. 8.6
      • Discuss
    • 3. What is the slope of the line parallel to the line passing through the points (5, -1) and (4, -4)?

    • Options
    • A. -3
    • B. -1/3
    • C. 3
    • D. 1/3
      • Discuss
    • 4. What is the area (in sq cm) of a regular hexagon of side 14 cm?

    • Options
    • A. 147?3
    • B. 441?3
    • C. 196?3
    • D. 294?3
      • Discuss
    • 5. What is the diameter (in cm) of a sphere of surface area 154 sq cm?

    • Options
    • A. 3.5
    • B. 14
    • C. 10.5
    • D. 7
      • Discuss
    • 6. O is the orthocentre of ?ABC , and if ?BOC = 110° then ?BAC will be

    • Options
    • A. 110°
    • B. 70°
    • C. 100°
    • D. 90°
      • Discuss
    • 7. BE and CF are two altitudes of a triangle ABC. If AB = 6 cm , AC = 5 cm and CF = 4 cm , then the length of BE is

    • Options
    • A. 4.8 cm
    • B. 7.5 cm
    • C. 3.33 cm
    • D. 5.5 cm
      • Discuss
    • 8. In a ?ABC , BC is extended upto D, ? ACD =120°, ? B = 1/2 A. Then ? A is

    • Options
    • A. 60°
    • B. 75°
    • C. 80°
    • D. 90°
      • Discuss
    • 9. O is the centre of a circle and AB is the tangent to it touching at B . If OB = 3 cm. and OA = 5 cm , then the measure of AB in cm

    • Options
    • A. ?34
    • B. 2
    • C. 8
    • D. 4
      • Discuss
    • 10. In ?ABC, the medians AD and BE meet at G. The ratio of the areas of ?BDG and the quadrilateral GDCE is

    • Options
    • A. 1 : 2
    • B. 1 : 3
    • C. 2 : 3
    • D. 3 : 4
      • Discuss

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