Geometry, NAPX-L4-CA13 v1

Question

Chisholm has a photo which is 15 cm high and 20 cm wide.



He wants to enlarge it to make a photo with a height of 30 cm.

What will be the width of the poster?

Worked Solution
Ratio increase = new height:old height{\text{new height}}:{\text{old height}}
= 30:1530:15
= 2

∴\therefore New width = 2 × 20
= {{{correctAnswer}}}

Variant 0

DifficultyLevel

562

Question

Chisholm has a photo which is 15 cm high and 20 cm wide.



He wants to enlarge it to make a photo with a height of 30 cm.

What will be the width of the poster?

Worked Solution
Ratio increase = new height:old height{\text{new height}}:{\text{old height}}
= 30:1530:15
= 2

∴\therefore New width = 2 × 20
= 40 cm

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
correctAnswer
40 cm

Answers

Is Correct?Answer
x

20 cm

x

22.5 cm

x

30 cm

✓

40 cm

Tags