Lesson details

Key learning points

  1. In this lesson, we will review how to divide amounts into a ratio and find part or whole amounts from given information.

Licence

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5 Questions

Q1.
Fill in the gap: We can divide a line segment into a given ________ by considering the coordinates of its endpoints.
constant
coordinate
proportion
Correct answer: ratio
Q2.
Fill in the gap: The _____________ of proportionality of ADE to ABC is 1.5.
Correct answer: constant
coordinate
proportion
ratio
Q3.
Fill in the gap: The ratio of 𝐴𝐸: 𝐴𝐶 = 6: 9 = 2:___
1
2
Correct answer: 3
4
Q4.
Fill in the gap: The ratio of 𝐴𝐸: 𝐸𝐶 = ___: 1
1
Correct answer: 2
3
4
Q5.
A line segment ABC is split in the ratio AB to BC as 3 : 5. What fraction of the line segment is AB?
3/5
Correct answer: 3/8
5/3
5/8

5 Questions

Q1.
The angles in a triangle are in the ratio 1 : 2 : 3. What type of triangle is it?
Equilateral
Isosceles
None of these
Correct answer: Right-angled
Q2.
The angles in a triangle are in the ratio 3 : 4 : 5. What type of triangle is it?
Equilateral
Isosceles
Correct answer: None of these
Right-angled
Q3.
The angles in a triangle are in the ratio 1 : 1 : 1. What type of triangle is it?
Correct answer: Equilateral
Isosceles
None of these
Right-angled
Q4.
The ratio of Adam’s height to Tony’s height is 7 : 9. Adam is 154 cm tall. How tall is Tony?
Correct answer: 198 cm
22 cm
44 cm
86.625 cm
Q5.
The ratio of Adam’s height to Tony’s height is 7 : 9. Adam is 154 cm tall. How much taller is Tony?
198 cm
22 cm
Correct answer: 44 cm
86.625 cm

Lesson appears in

UnitMaths / Ratio review (9.7a)