chapter 6

Question 1

The formula for finding the area of a square is:
Select one:

A.
πD

B.
l x w x h

C.
S²

D.
S³

E.
l x w

Answer 1

C.
S²

Question 2

Find the volume in cubic centimetres of a cylinder having a radius of 3 cm and a height of 8 cm.
Select one:

A.
226.2 cm³

B.
245.2 cm³

C.
196.3 cm³

D.
233.3 cm³

E.
56.55 cm³

Answer 2

A.
226.2 cm³

Question 3

Any two dimensional object is measured in units of:
Select one:

A.
Temperature

B.
Time

C.
Length

D.
Area

E.
Volume

Answer 3

D.
Area

Question 4

What is the capacity in cubic metres of a rectangular tank 6 m long, 4 m wide and 2 m deep?
Select one:

A.
8 m³

B.
24 m³

C.
48 m³

D.
12 m³

E.
18 m³

Answer 4

C.
48 m³

Question 5

A straight line drawn through the centre and touching the circumference on each side is called the:
Select one:

A.
Diameter

B.
Radius

C.
Circumference

D.
Perimeter

E.
Centre of the circle

Answer 5

A.
Diameter

Question 6

What is the capacity in cubic metres of a rectangular tank 7 m long, 5 m wide and 3 m deep?
Select one:

A.
120 m³

B.
80 m³

C.
40 m³

D.
48 m³

E.
105 m³

Answer 6

E.
105 m³

Question 7

Calculate the volume in cubic meters of a fuel tank having a radius of 3 m and height of 10 m.
Select one:

A.
47.12 m³

B.
94.45 m³

C.
282.7 m³

D.
23.56 m³

E.
188.5 m³

Answer 7

C.
282.7 m³

Question 8

Find the lateral surface area in square metres of a cylindrical tank that is 3 m in diameter and 12 m long.
Select one:

A.
36 m²

B.
37.7 m²

C.
113.1 m²

D.
127.9 m²

E.
345.8 m²

Answer 8

C.
113.1 m²

Question 9

Find the volume in cubic centimetres of the cylinder made from a rectangular piece of sheet iron 625 cm² in area rolled to form a cylinder 9 cm in diameter.
Select one:

A.
2333 cm³

B.
2262 cm³

C.
56.55 cm³

D.
1406 cm³

E.
69.44 cm³

Answer 9

D.
1406 cm³

Question 10

To what height in metres must a tank be built to store 30.5 kL of liquid if the base is 3 m by 3.2 m?
Select one:

A.
1.8 m

B.
4.2 m

C.
3.18 m

D.
1.635 m

E.
7.3 m

Answer 10

C.
3.18 m

Question 11

What is the capacity in cubic metres of a rectangular tank 5 m long, 3 m wide and 1 m deep?
Select one:

A.
18 m³

B.
8 m³

C.
15 m³

D.
24 m³

E.
12 m³

Answer 11

C.
15 m³

Question 12

The distance from the centre to the circumference is called the:
Select one:

A.
Diameter

B.
Perimeter

C.
Radius

D.
Circumference

E.
Centre of the circle

Answer 12

C.
Radius

Question 13

Convert 6 m, 3 cm, 7 mm to feet.
Select one:

A.
19.81 ft

B.
40.29 ft

C.
19.98 ft

D.
83.28 ft

E.
61.43 ft

Answer 13

A.
19.81 ft

Question 13

What is the total surface area in square centimetres of a closed cylinder that 10 cm high and 4 cm in diameter?
Select one:

A.
145.7 cm²

B.
186.4 cm²

C.
125.6 cm²

D.
136.6 cm²

E.
54.3 cm²

Answer 13

C.
125.6 cm²

Question 14

Mensuration is the branch of mathematics dealing with:
Select one:

A.
Heat

B.
Transposition

C.
Temperature

D.
Pressure

E.
Measurement

Answer 14

E.
Measurement

Question 15

Volume is a measure of the three-dimensional capacity of an object and the SI basic unit of volume is the:
Select one:

A.
Square centimetre

B.
Square metre

C.
Metre

D.
Cubic metre

E.
Litre

Answer 15

D.
Cubic metre

Question 16

The distance measured around the outline of a plane figure as the rectangle is the:
Select one:

A.
Surface

B.
Perimeter

C.
Area

D.
Circumference

E.
Volume

Answer 16

B.
Perimeter

Question 17

The circumference is always at the same distance from a point called the:
Select one:

A.
Centre of the circle

B.
Radius

C.
Circumference

D.
Perimeter

E.
Perimeter

Answer 17

A.
Centre of the circle

Question 18

Any single dimensional object is measured in units of:
Select one:

A.
Temperature

B.
Time

C.
Area

D.
Length

E.
Volume

Answer 18

D.
Length

Question 19

Convert 3 m, 2 cm, 4 mm to inches.
Select one:

A.
100.788 in

B.
120.176 in

C.
118.152 in

D.
123.278 in

E.
119.098 in

Answer 19

E.
119.098 in

Question 20

Convert 4 mi, 340 yd to kilometres.
Select one:

A.
7.382 km

B.
5.489 km

C.
6.748 km

D.
7.042 km

E.
5.465 km

Answer 20

C.
6.748 km

Question 21

Find the lateral area in square metres of a steam pipe 15 cm in diameter and 3 m long.
Select one:

A.
45 m²

B.
4853.76 m²

C.
1.414 m²

D.
9.42 m²

E.
0.45 m²

Answer 21

C.
1.414 m²

Question 22

If the shell or lateral surface of a cylinder could be unrolled and spread out it would form a:
Select one:

A.
Cube

B.
Rectangle

C.
Square

D.
Circle

E.
Quadrant

Answer 22

B.
Rectangle

Question 23

Convert 1 m, 2 cm, 3 mm to inches.
Select one:

A.
61.43 in

B.
19.98 in

C.
20.57 in

D.
40.29 in

E.
83.28 in

Answer 23

D.
40.29 in

Question 24

To what height in metres must a tank be built to store 60.8 kL of liquid if the base is 3.5 m by 2.8 m?
Select one:

A.
5.8 m

B.
6.5 m

C.
4.8 m

D.
6.2 m

E.
7.3 m

Answer 24

D.
6.2 m

Question 25

What is the total surface area in square metres of a closed cylinder that 6 m high and 3 m in diameter?
Select one:

A.
150.8 m²

B.
54.3 m²

C.
70.69 m²

D.
145.7 m²

E.
56.55 m²

Answer 25

C.
70.69 m²

Question 26

The formula for finding the area of a rectangle is:
Select one:

A.
πD

B.
S²

C.
l x w

D.
S³

E.
l x w x h

Answer 26

C.
l x w

Question 26

Find the volume in cubic metres of a cylindrical tank 10 m in diameter and 30 m long.
Select one:

A.
7068.6 m³

B.
235.62 m³

C.
2356.2 m³

D.
942.48 m³

E.
9424.8 m³

Answer 26

C.
2356.2 m³

Question 27

A _____ is a quarter of a circle, the angle between the radius lines being a right angle.
Select one:

A.
Diameter

B.
Quadrant

C.
Perimeter

D.
Radius

E.
Circumference

Answer 27

B.
Quadrant

Question 28

Convert 55 yd, 1 ft, 10 in. to metres.
Select one:

A.
19.3 m

B.
165.24 m

C.
55.45 m

D.
.34 m

E.
50.85 m

Answer 28

E.
50.85 m