Discussion
Home ‣ Aptitude ‣ Volume and Surface Area Comments
- Question
If 4r = h + r2+h2 then r: h = ? (r not equal to 0)
Options- A. 17:8
- B. 8:17
- C. 8:15
- D. 15:8
- Correct Answer
- 8:15
- 1. Curved surface area of a cylinder is 528 sq cm. If circumference of its base is 44 cm, find the height of the cylinder?
Options- A. 12 cm
- B. 24 cm
- C. 36 cm
- D. 6 cm Discuss
- 2. The diameter of a circle is equal to the side of the square. What is the area of the square if the area of the circle is 49? sq cm?
Options- A. 196 sq cm
- B. 154 sq cm
- C. 124 sq cm
- D. 98 sq cm Discuss
- 3. If the curved surface area of a right circular cone is 3080 sq cm and its slant height is 35 cm, find its total surface area?
Options- A. 11088 sq cm
- B. 1848 sq cm
- C. 5544 sq cm
- D. 2772 sq cm Discuss
- 4. The diagonal of a square is equal to the side of an equilateral triangle. If the area of the square is 15?3 sq cm, what is the area of the equilateral triangle?
Options- A. 45/?2 sq cm
- B. 45?2 sq cm
- C. 45 sq cm
- D. 45/2 sq cm Discuss
- 5. The surface area of a sphere is 5544 sq.cm. Find its diameter (in cm).
Options- A. 42
- B. 21
- C. 84
- D. 63 Discuss
- 6. In ?PQR, S and T are points on side PQ and PR respectively. ST is parallel to QR. If lengths of PS, SQ and PR are 6 cm, 9 cm and 12.5 cm respectively, what is the length of TR?
Options- A. 7.5 cm
- B. 5 cm
- C. 10 cm
- D. 2.5 cm Discuss
- 7. How many balls of radius 2 cm can be made by melting a bigger ball of diameter 16 cm? (Take ? = 22/7)
Options- A. 64
- B. 128
- C. 32
- D. 96 Discuss
- 8. In a triangle the length of the side opposite the angle which measures 60° is 6?3 cm. What is the length of the side opposite to the angle which measures 90°?
Options- A. 12?3 cm
- B. 6 cm
- C. 12 cm
- D. 3?3 cm Discuss
- 9. If a cone of radius 3.5 cm and height 9.6 cm is melted and constructed into a cylinder of the same radius, what will be the height of this cylinder? (Take ? = 22/7)
Options- A. 3.2 cm
- B. 6.4 cm
- C. 1.6 cm
- D. 4.8 cm Discuss
- 10. Find length of the arc whose central angle is 90° and radius of the circle is 3.5 cm?
Options- A. 11 cm
- B. 5.5 cm
- C. 16.5 cm
- D. 22 cm Discuss
Volume and Surface Area problems
Search Results
Correct Answer: 12 cm
Correct Answer: 196 sq cm
Correct Answer: 5544 sq cm
Correct Answer: 45/2 sq cm
Correct Answer: 42
Correct Answer: 7.5 cm
Correct Answer: 64
Correct Answer: 12 cm
Correct Answer: 3.2 cm
Correct Answer: 5.5 cm
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