Solve problems involving the relative size of two quantities (Part 1)

Solve problems involving the relative size of two quantities (Part 1)

Lesson details

Key learning points

  1. In this lesson, we will solve problems involving the relative size of two quantities.

Licence

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3 Questions

Q1.
Square B is an enlargement of square A. What is the scale factor of this enlargement?
Correct answer: Scale factor 3
Scale factor 4
Scale factor 8
Q2.
Triangle B is an enlargement of triangle A. What is the scale factor of this enlargement?
Scale factor 3
Scale factor 8
Correct answer: Scale factor 9
Q3.
Rectangle A has been enlarged by scale factor 6. What is the missing dimension on rectangle B?
18 cm
Correct answer: 6 cm
7 cm

4 Questions

Q1.
Enlarge 12 by scale factor 1/4.
Correct answer: 3
48
8
Q2.
Enlarge 30 by scale factor 1/6.
18
180
Correct answer: 5
Q3.
Enlarge 2.5 by scale factor 7.
-5.5
Correct answer: 17.5
9.5
Q4.
Enlarge 4.8 by scale factor 1/2.
1.2
Correct answer: 2.4
9.6

Lesson appears in

UnitMaths / Proportion problems