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Question (21)

QN003975

A rope measures 560 cm. Its length in metres is

(A) 56 m
(B) 5.6 m
(C) 0.56 m
(D) 5600 m

Correct Answer: B

Explanation:

560 ÷ 100 = 5.6 m

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Question (22)

QN003976

A pencil is 180 mm long. Express its length in centimetres.

(A) 18 cm
(B) 1.8 cm
(C) 1800 cm
(D) 0.18 cm

Correct Answer: A

Explanation:

180 ÷ 10 = 18 cm

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Question (23)

QN003977

Which measurement is equal to 2 m 50 cm?

(A) 25 cm
(B) 250 cm
(C) 2500 cm
(D) 205 cm

Correct Answer: B

Explanation:

200 cm + 50 cm = 250 cm

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Question (24)

QN003978

Which is the correct ascending order of standard units of length?

(A) km < m < cm < mm
(B) mm < cm < m < km
(C) cm < mm < km < m
(D) mm < m < cm < km

Correct Answer: B

Explanation:

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Question (25)

QN003979

A classroom is 8 m long. Express this length in centimetres.

(A) 80 cm
(B) 800 cm
(C) 8000 cm
(D) 0.8 cm

Correct Answer: B

Explanation:

8 × 100 = 800 cm

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Question (26)

QN003980

Which of the following lengths is equal to 0.5 km?

(A) 50 m
(B) 500 m
(C) 5000 m
(D) 50000 m

Correct Answer: B

Explanation:

0.5 × 1000 = 500 m

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Question (27)

QN003981

A measuring scale has markings from 0 to 15. What does each numbered division represent?

(A) 1 mm
(B) 1 cm
(C) 10 cm
(D) 1 m

Correct Answer: B

Explanation:

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Question (28)

QN003982

Which unit would be most convenient for measuring the length of an eraser?

(A) km
(B) m
(C) cm
(D) hm

Correct Answer: C

Explanation:

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Question (29)

QN003983

A ribbon is 2.4 m long. Its length in millimetres is

(A) 24 mm
(B) 240 mm
(C) 2400 mm
(D) 24000 mm

Correct Answer: C

Explanation:

2.4 × 1000 = 2400 mm

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Question (30)

QN003984

Which statement correctly defines a standard unit?

(A) A unit that differs from person to person
(B) A unit accepted and used uniformly for measurement
(C) A unit based on body parts
(D) A unit used only in one country

Correct Answer: B

Explanation:

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Question (21)

A rope measures 560 cm. Its length in metres is

Explanation:

Link:

Question (22)

A pencil is 180 mm long. Express its length in centimetres.

Explanation:

Link:

Question (23)

Which measurement is equal to 2 m 50 cm?

Explanation:

Link:

Question (24)

Which is the correct ascending order of standard units of length?

Explanation:

Link:

Question (25)

A classroom is 8 m long. Express this length in centimetres.

Explanation:

Link:

Question (26)

Which of the following lengths is equal to 0.5 km?

Explanation:

Link:

Question (27)

A measuring scale has markings from 0 to 15. What does each numbered division represent?

Explanation:

Link:

Question (28)

Which unit would be most convenient for measuring the length of an eraser?

Explanation:

Link:

Question (29)

A ribbon is 2.4 m long. Its length in millimetres is

Explanation:

Link:

Question (30)

Which statement correctly defines a standard unit?

Explanation:

Link:

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