Measurement, NAPX-p121682v01

Question

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Worked Solution

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Variant 0

DifficultyLevel

439

Question

Chris is 120 centimetres tall.



About how tall is his big sister Maddie?

Worked Solution

Since Chris is 120 cm tall

→ Each mark = 20 cm
∴\therefore Maddie's height = 9 × 20
= 180 centimetres

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Chris is 120 centimetres tall.
sm_img https://teacher.smartermaths.com.au/wp-content/uploads/2018/12/NAPX-K2-15v2.svg 240 indent3 vpad
About how tall is his big sister Maddie?
workedSolution
Since Chris is 120 cm tall → Each mark = 20 cm
||| |-|-| |$\therefore$ Maddie's height|= 9 × 20| ||= {{{correctAnswer}}}|
correctAnswer
180 centimetres

Answers

Is Correct?Answer
x

160 centimetres

x

175 centimetres

✓

180 centimetres

x

190 centimetres

Variant 1

DifficultyLevel

441

Question

Colby is 150 centimetres tall.



About how tall is his little sister Peach?

Worked Solution

Since Colby is 150 cm tall

→ Each mark = 30 cm
∴\therefore Peach's height = 3 × 30
= 90 centimetres

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Colby is 150 centimetres tall.
sm_img https://teacher.smartermaths.com.au/wp-content/uploads/2018/12/NAPX-K2-15v1rev.svg 240 indent3 vpad
About how tall is his little sister Peach?
workedSolution
Since Colby is 150 cm tall → Each mark = 30 cm
||| |-|-| |$\therefore$ Peach's height|= 3 × 30| ||= {{{correctAnswer}}}|
correctAnswer
90 centimetres

Answers

Is Correct?Answer
x

80 centimetres

✓

90 centimetres

x

100 centimetres

x

110 centimetres

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