School camp

School camp

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This task is about writing ratios in their simplest form.


All the Year 10 students from Homebush High School went on a school camp.

a)
 
Altogether there were 16 teachers and 208 students. Write the ratio of teachers to students in its simplest form
 
________ : ________
 
b)
While on camp they went on two tramps. One was 10 kilometres long while the other was 15 kilometres long. Write the ratio of the shorter tramp to the longer tramp in its simplest form
 
________ : ________
 
c)
Altogether 24 tutors and 180 students went on the canoeing trip. Write the ratio of tutors to students in its simplest form
 
________ : ________
 
d)
For dinner one night the Cook served 22.5 kg of mince and 30 kg of sausages. Write the ratio of mince to sausages in its simplest form
 
________ : ________
Task administration: 
This task is completed with pencil and paper only.
Level:
5
Description of task: 
Students write ratios in their simplest form.
Learning Progression Frameworks
This resource can provide evidence of learning associated with within the Mathematics Learning Progressions Frameworks.
Read more about the Learning Progressions Frameworks.
Answers/responses: 
 

Y10 (09/99)

a) 1 : 13 easy
b) 2 : 3 moderate
c) 2 : 15 moderate
d) 3 : 4 difficult
Diagnostic and formative information: 
  Common error Likely reason
a)
b)
c)
2 : 26
10 : 15
6 : 45
Ratio not expressed in simplest form.
d) 11.25 : 15 Ratio not expressed in integers.