Maths Mcqs Practice Test

Question 1

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?

Accepted Answer

B. 1000000

Question 2

If the length, breadth and the height of a cuboid are in the ratio 6: 5: 4 and if the total surface area is 33300 cm2, then length breadth and height in cms, are respectively?

Accepted Answer

D. 90, 75,60

Question 3

The surface area of a cube is 726m2, its volume is?

Accepted Answer

B. 1331 m3

Question 4

The height of two right circular cones are in the ratio 1:2 and their perimeters of their bases are in the ratio 3:4, the ratio of their volume is_________?

Accepted Answer

C. 9:32

Question 5

Surface area of two spheres are in the ratio 1:4 what is the ratio of their volumes?

Accepted Answer

B. 1:8

Question 6

The diameters of two spheres are in the ratio 1:2 what is the ratio of their volumes?

Accepted Answer

C. 1:8

Question 7

The diameters of two spheres are in the ratio 1:2 what is the ratio of their surface area?

Accepted Answer

B. 1:4

Question 8

The sides of a cube are in the ratio 1:2 the ratio of their volume is__________?

Accepted Answer

C. 1:8

Question 9

A rectangular field 30 m long and 20 m broad. How much deep it should be dug so that from the earth taken out, a platform can be formed which is 8 m long, 5.5 m broad and 1.5 m high where as the earth taken out is increase by 10/5?

Accepted Answer

B. 10 cm

Question 10

Calculate the number of bricks, each measuring 25 cm * 15 cm * 8 cm required to construct a wall of dimensions 10 m * 4 m * 5 m when 10% of its volume is occupied by mortar?

Accepted Answer

C. 6000

Question 11

If in a box of dimensions 6 m * 5 m * 4 m smaller boxes of dimensions 60 cm * 50 cm * 40 cm are kept in it, then what will be the maximum number of the small boxes that can be kept in it?

Accepted Answer

B. 1000

Question 12

A brick measures 20 cm * 10 cm * 7.5 cm how many bricks will be required for a wall 25 m * 2 m * 0.75 m?

Accepted Answer

D. 25000

Question 13

In digging a pond 20 m * 10 m * 5 m the volumes of the soil extracted will be_________?

Accepted Answer

B. 1000 cu.m

Question 14

If the height of a cone is increased by 100% then its volume is increased by_________?

Accepted Answer

A. 100%

Question 15

A cylinder and a cone have a same height and same radius of the base. The ratio between the volumes of the cylinder and cone is__________?

Accepted Answer

B. 3:1

Question 16

The length of the longest rod that can fit in a cubical room of 4 m side is?

Accepted Answer

C. 6.928 m

Question 17

The area of the cardboard(in cm2) needed to make a box of size 25 cm * 15 cm * 8 cm will be__________?

Accepted Answer

A. 1390 cm2

Question 18

A tank 3 m long, 2 m wide and 1.5 m deep is dug in a field 20 m long and 14 m wide. If the earth dug out is evenly spread out over the field, the level of the field will raise by nearly?

Accepted Answer

C. 2.98 cm

Question 19

A river 2m deep and 45 m wide is flowing at the rate of 3 kmph the amount of water that runs into the sea per minute is?

Accepted Answer

A. 4500 M3

Question 20

The dimensions of an open box are 52, 40 and 29 cms. Its thickness is 2 cms. If 1 cm3of metal used in the box weighs 0.5 gms, the weight of the box is________?

Accepted Answer

D. 6.832 kg