Volume and Surface Area problems
- 1. Find the total surface area (in cm2 ) of a hemisphere of diameter 42 cm.
Options- A. 4158
- B. 5782
- C. 6321
- D. 7782 Also asked in: Bank Exams
Correct Answer: 4158
- 2. In ?XYZ measure of angle Y is 90 deg. If sinX = 4/5, and XY = 6cm, then what is the length (in cm) of side YZ?
Options- A. 10
- B. 5
- C. 8
- D. 4 Also asked in: Bank Exams
Correct Answer: 8
- 3. In what ratio does the point T(x,0) divide the segment joining the points S(-4,-1) and U(1,4)?
Options- A. 1 : 4
- B. 4 : 1
- C. 1 : 2
- D. 2 : 1 Also asked in: Bank Exams
Correct Answer: 1 : 4
- 4. At what point does the line 2x - 3y = 6 cuts the Y axis?
Options- A. (0, 2)
- B. (-2, 0)
- C. (2, 0)
- D. (0, -2) Also asked in: Bank Exams
Correct Answer: (0, -2)
- 5. The triangle in which the orthocenter, circumcentre, Incenter and the centroid coincide each other at a point is known as _____________.
Options- A. isosceles triangle
- B. equilateral triangle
- C. right angled triangle
- D. obtuse angled triangle Also asked in: Bank Exams
Correct Answer: equilateral triangle
- 6. Find the volume (in cm3) of a cube of side 7.5 cm.
Options- A. 421.875
- B. 77.145
- C. 39.245
- D. 24.435 Also asked in: Bank Exams
Correct Answer: 421.875
- 7. If the curved surface area of a right circular cone is 10010 sq cm and its slant height is 91 cm, find its total surface area.
Options- A. 27720 sq cm
- B. 4620 sq cm
- C. 6930 sq cm
- D. 13860 sq cm Also asked in: Bank Exams
Correct Answer: 13860 sq cm
- 8. A cone of radius 3.5 cm and height 12 cm is completely filled with water. This water is emptied into an empty cylindrical vessel of radius 7 cm. What will be the height of water in this vessel?
Options- A. 2 cm
- B. 0.33 cm
- C. 0.5 cm
- D. 1 cm Also asked in: Bank Exams
Correct Answer: 1 cm
- 9. What is the total surface area (in sq cm) of a hollow cylinder open at both ends, if its length is 22 cm, external radius is 7 cm and thickness is 1 cm? (Take ? = 22/7)
Options- A. 1879.43
- B. 3758.86
- C. 939.715
- D. 2819.145 Also asked in: Bank Exams
Correct Answer: 1879.43
- 10. Three angles of a quadrilateral are 60°,90°and 100°. Then the fourth angle of the quadrilateral is
Options- A. 95°
- B. 100°
- C. 110°
- D. 115° Also asked in: Bank Exams
Correct Answer: 110°
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