Chapter 14: Surface Area & Volume - Math Mcqs for Grade 6 - Set 1

1)   If the diameter of cylinder is 8cm and its height is 16cm then the volume of cylinder is

a. 804.352cm³
b. 1000cm³
c. 900cm³
d. 850cm³
Answer  Explanation 

ANSWER: 804.352cm³

Explanation:
No explanation is available for this question!


2)   If the volume of cylinder is 900cm² with the height of 20cm then the diameter of the cylinder is

a. 24cm²
b. 7.57cm²
c. 9.57cm²
d. 12.23cm²
Answer  Explanation 

ANSWER: 7.57cm²

Explanation:
No explanation is available for this question!


3)   If a rectangular tank is 21cm long, 13cm wide and 18cm high and contains water up to a height of 11cm then the total surface area is

a. 1450cm²
b. 1350cm²
c. 1200cm²
d. 1021cm²
Answer  Explanation 

ANSWER: 1021cm²

Explanation:
No explanation is available for this question!


4)   If circular metal sheet is 0.65cm thick and of 50cm in diameter is melted and recast into cylindrical bar with 8cm diameter then the length of bar will be

a. 24.41cm
b. 35.41cm
c. 40.41cm
d. 30.41cm
Answer  Explanation 

ANSWER: 24.41cm

Explanation:
No explanation is available for this question!


5)   If a cuboid is 3.2 cm high, 8.9cm long and 4.7 wide then total surface area is

a. 170.7cm²
b. 180cm²
c. 205.7cm²
d. 325.8cm²
Answer  Explanation 

ANSWER: 170.7cm²

Explanation:
No explanation is available for this question!


6)   If the diameter of a cylinder is 5cm and the volume of cylinder is 650cm³ then the height of cylinder is

a. 40cm
b. 25cm
c. 33cm
d. 45cm
Answer  Explanation 

ANSWER: 33cm

Explanation:
No explanation is available for this question!


7)   If a cuboid is 2.7cm high, 7.8cm long and 3.7 wide then the volume of cuboid is

a. 77.922cm³
b. 82.987cm³
c. 83.456m³
d. 85.687cm³
Answer  Explanation 

ANSWER: 77.922cm³

Explanation:
No explanation is available for this question!


8)   If a rectangular tank is 21cm long, 13cm wide and 18cm high and contains water up to a height of 11cm then the volume of water in liters is

a. 4.003 liters
b. 5.003 liters
c. 3.003 liters
d. 2.003 liters
Answer  Explanation 

ANSWER: 3.003 liters

Explanation:
No explanation is available for this question!


9)   By converting 6800cm³ into ml, the answer will be

a. 6800ml
b. 680ml
c. 68ml
d. 68000ml
Answer  Explanation 

ANSWER: 6800ml

Explanation:
No explanation is available for this question!


10)   By converting 0.8m³ into cm³, the answer will be

a. 800000cm³
b. 80000cm³
c. 8000cm³
d. 800cm³
Answer  Explanation 

ANSWER: 8000cm³

Explanation:
No explanation is available for this question!


11)   By converting 2500000mm³ into cm³, the answer will be

a. 250cm³
b. 2500cm³
c. 25cm³
d. 25000cm³
Answer  Explanation 

ANSWER: 2500cm³

Explanation:
No explanation is available for this question!


12)   If the diameter of right circular cylinder is 18cm with the height of 28cm and value of pi = 3.142 then the total surface area of the cylinder is

a. 2092.572cm²
b. 3092.572cm²
c. 4092.572cm²
d. 1092.572cm²
Answer  Explanation 

ANSWER: 2092.572cm²

Explanation:
No explanation is available for this question!


13)   By converting 900000cm³ into liters, the answer will be

a. 9000 liters
b. 90 liters
c. 9 liters
d. 900 liters
Answer  Explanation 

ANSWER: 900 liters

Explanation:
No explanation is available for this question!


14)   If there are 150 wood cylinders to be carved and each cylinder is 12cm long and has diameter of 45mm then the total surface area for carving is

a. 285cm²
b. 250cm²
c. 201cm²
d. 305cm²
Answer  Explanation 

ANSWER: 201cm²

Explanation:
No explanation is available for this question!


15)   If 200 liters of orange juice is to be poured in cylindrical drum with diameter of 80cm then the depth of orange juice in drum is

a. 54.68cm
b. 39.78cm
c. 45.78cm
d. 48.68cm
Answer  Explanation 

ANSWER: 39.78cm

Explanation:
No explanation is available for this question!


16)   If a rectangular cuboid is 15cm long, 10cm wide and 9cm high with the volume of 500cm³ then surface area of cuboid is

a. 750cm²
b. 800cm²
c. 850cm²
d. 700cm²
Answer  Explanation 

ANSWER: 750cm²

Explanation:
No explanation is available for this question!


17)   If a rectangular cuboid is 9cm long and 8cm wide with the volume of 450cm³ then the height of cuboid in 'cm' is

a. 12.25
b. 6.25
c. 8.25
d. 9.25
Answer  Explanation 

ANSWER: 6.25

Explanation:
No explanation is available for this question!


18)   If the internal dimensions of wooden box are as 80cm long, 48cm wide, 20cm deep and box is 4cm thick then volume of wood that is to be used in constructing the box is

a. 250cm³
b. 19296cm³
c. 18500cm³
d. 17050cm³
Answer  Explanation 

ANSWER: 19296cm³

Explanation:
No explanation is available for this question!


19)   If the water flows from a pipe with height of 5m and diameter of 86mm at rate of 6m/s then the volume of water discharged per minute is

a. 1942.867 liters
b. 2742.867 liters
c. 1800 liters
d. 1742.867 liters
Answer  Explanation 

ANSWER: 1742.867 liters

Explanation:
No explanation is available for this question!