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Home ‣ Aptitude ‣ Volume and Surface Area Comments
- Question
What is the slope of the line 2x + 3y = 12?
Options- A. 2/3
- B. 3/2
- C. -3/2
- D. -2/3
- Correct Answer
- -2/3
- 1. If the difference between the measures of the two smaller angles of a right angled triangle is 8°, then the smallest angle is
Options- A. 37°
- B. 41°
- C. 42°
- D. 49° Discuss
- 2. In a triangle ABC, OB and OC are the bisectors of angles ? B and ?C respectively. ?BAC = 60°. Then the angle ?BOC will be
Options- A. 150°
- B. 120°
- C. 100°
- D. 90° Discuss
- 3. Which of the following is a true statement?
Options- A. Two similar triangles are always congruent.
- B. Two similar triangles have equal areas
- C. Two triangles are similar if their corresponding sides are proportional
- D. Two polygons are similar if their corresponding sides are proportional Discuss
- 4. If the volumes of two right circular cones are in the ratio 1:4 and their diameters of bases in the ratio 4:5, then their heights will be in the ratio:
Options- A. 1: 5
- B. 4:25
- C. 16:25
- D. 25:64 Discuss
- 5. Radius of cross section of a solid right circular cylindrical rod is 3.2 dm. The rod is melted and 44 equal solid cubes of side 8 cm are formed. The length of the rod is (Take ? = 22/7)
Options- A. 56 cm
- B. 7 cm
- C. 5.6 cm
- D. 0.7 cm Discuss
- 6. What is the diameter (in cm) of a sphere of surface area 6.16 sq cm?
Options- A. 1.4
- B. 0.7
- C. 2.8
- D. 2.1 Discuss
- 7. What is the equation of the line perpendicular to the line 2x + 3y= -6 and having Y-intercept 3?
Options- A. 3x - 2y = 6
- B. 3x - 2y = -6
- C. 2x - 3y = -6
- D. 2x - 3y = 6 Discuss
- 8. What are the co-ordinates of the centroid of a triangle, whose vertices are A(2 , 5), B(-4 , 0) and C(5 , 4)?
Options- A. (-1 , 3)
- B. (1 , 3)
- C. (1 , -3)
- D. (-1 , -3) Discuss
- 9. D and E are points on side AB and AC of ?ABC. DE is parallel to BC. If AD:DB = 2:3, what is the ratio of area of ?ADE and area of quadrilateral BDEC?
Options- A. 4 : 21
- B. 4 : 25
- C. 4 : 29
- D. 4 : 9 Discuss
- 10. What is the value of Cot 60°- Cos 45°?
Options- A. (9 - 2?3)/9
- B. (2?6 - 1)/?3
- C. (1 - 2?3)/2
- D. (?2 - ?3)/?6 Discuss
Volume and Surface Area problems
Search Results
Correct Answer: 41°
Correct Answer: 120°
Correct Answer: Two triangles are similar if their corresponding sides are proportional
Correct Answer: 25:64
Correct Answer: 7 cm
Correct Answer: 1.4
Correct Answer: 3x - 2y = -6
Correct Answer: (1 , 3)
Correct Answer: 4 : 21
Correct Answer: (?2 - ?3)/?6
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