

MCQOPTIONS
This section includes 68 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics Quizzes knowledge and support exam preparation. Choose a topic below to get started.
51. |
If the volumes of two cubes are in the ratio 8: 1, the ratio of their edges is_________? |
A. | 8: 1 |
B. | 2√2 : 1 |
C. | 2 : 1 |
D. | None of these |
Answer» D. None of these | |
52. |
A wooden box of dimensions 8m x 7m x 6m is to carry rectangular boxes of dimensions 8cm x 7cm x 6cm. The maximum number of boxes that can be carried in 1 wooden box is? |
A. | 1200000 |
B. | 1000000 |
C. | 9800000 |
D. | 7500000 |
Answer» C. 9800000 | |
53. |
The edges of three iron cubes are 6cm; 8cm; 10cm respectively. A new cube was made by melting them. Find the edge of the new cube? |
A. | 8 cm |
B. | 12 cm |
C. | 14 cm |
D. | 10 cm |
Answer» C. 14 cm | |
54. |
What is the length of the longest pole which can be kept in a room 12 m long, 4 m broad and 3 m high? |
A. | 10 cm |
B. | 12 cm |
C. | 15 cm |
D. | 13 cm |
Answer» E. | |
55. |
If the sides of two cubes are in the ratio 3: 1 the ratio of their total surface area is? |
A. | 3:1 |
B. | 8:1 |
C. | 9:1 |
D. | 12:1 |
Answer» D. 12:1 | |
56. |
A solid consists of a circular cylinder with an exact fitting right circular cone placed on the top. The height of the cone is h. If the total volume of the solid is three times the volume of the cone then the height of the cylinder is________? |
A. | 2h |
B. | 4h |
C. | 2h/3 |
D. | 3h/2 |
Answer» D. 3h/2 | |
57. |
The surface of a cube is 24sq cm. Find its volume? |
A. | 8 cc |
B. | 16 cc |
C. | 32 cc |
D. | 64 cc |
Answer» B. 16 cc | |
58. |
The edges of a cuboid are respectively 3cm, 4cm and 12 cm. Find the length of the diagonal of cuboid. |
A. | 5 cm |
B. | 19 cm |
C. | 13 cm |
D. | 144 cm |
Answer» D. 144 cm | |
59. |
The edges of a cuboid are 4 cm, 5 cm and 6 cm. Find the volume of the cuboid? |
A. | 120 cm3 |
B. | 120 cm2 |
C. | 148 cm2 |
D. | 15 cm3 |
Answer» C. 148 cm2 | |
60. |
The edges of cuboid are 4 cm; 5 cm and 6 cm. Find its surface area? |
A. | 120 cm2 |
B. | 148 cm2 |
C. | 74 cm2 |
D. | 15 cm2 |
Answer» C. 74 cm2 | |
61. |
The edge of three cubes of metal is 3 dm, 4 dm and 5 dm. They are melted and formed into a single cube. Find the edge of the new cube? |
A. | 3 dm |
B. | 4 dm |
C. | 5 dm |
D. | 6 dm |
Answer» E. | |
62. |
A cistern of capacity 8000 litres measures externally 3.3 m by 2.6 m by 1.1 m and its walls are 5 cm thick. The thickness of the bottom is__________? |
A. | 90 cm |
B. | 1 dm |
C. | 1 m |
D. | 1.1 cm |
Answer» C. 1 m | |
63. |
Surface area of a sphere is 2464 cm2. If its radius is doubled, then the surface area of _________?the new sphere will be |
A. | 4920 cm2 |
B. | 4727 cm2 |
C. | 9856 cm2 |
D. | 19712 cm2 |
Answer» D. 19712 cm2 | |
64. |
What is the total surface area of a right circular cone of height 14 cm and base radius 7 cm? |
A. | 344.35 cm2 |
B. | 344.35 cm2 |
C. | 344.35 cm2 |
D. | None of these |
Answer» D. None of these | |
65. |
If the radius of the sphere is doubled then it’s volume is increased by? |
A. | 100 % |
B. | 200 % |
C. | 700 % |
D. | 800 % |
Answer» D. 800 % | |
66. |
The curved surface area of a cylindrical pillar is 264 m2 and its volume is 924 m3. Find the ratio of its diameter to its height. |
A. | 3 : 7 |
B. | 7 : 3 |
C. | 6 : 7 |
D. | 7 : 6 |
Answer» C. 6 : 7 | |
67. |
How many cubes of edge 2 dm can be cut out of a meter cube? |
A. | 50 |
B. | 64 |
C. | 216 |
D. | 125 |
Answer» E. | |
68. |
The volume of a cube is 1728 cc. Find its surface. |
A. | 864 cm2 |
B. | 648 cm2 |
C. | 486 cm2 |
D. | 468 cm2 |
Answer» B. 648 cm2 | |