Cough medicine

Cough medicine

Auto-markingPencil and paperOnline interactive
Overview
Using this Resource
Connecting to the Curriculum
Marking Student Responses
Further Resources
This task is about calculating with volume.
medicine-bottle.png
 The doctor gave Hemi some cough medicine.

Question 2Change answer

a)  How many days would Hemi's medicine last?   days.

Question 2Change answer

b)  How many days would the medicine last if the bottle held 480 ml?   days.
Task administration: 
This task can be completed with pencil and paper or online (with auto marking displayed to students).
Level:
3
Curriculum info: 
Maths, Number and Algebra, Number Strategies
Keywords: 
capacity, division
Description of task: 
Students work out how many doses in a larger measure of medicine.
Curriculum Links: 
This resource can help to identify students' ability to apply additive and multiplicative ideas flexibly to combine or partition whole numbers to solve division problems.
Learning Progression Frameworks
This resource can provide evidence of learning associated with
Multiplicative thinking, sets 4-5
within the Mathematics Learning Progressions Frameworks.
Read more about the Learning Progressions Frameworks.
Answers/responses: 
  

Y6 (10/1996)

Y7 (10/1996)
a) 5 days
20 ml 3 times a day 60 ml

 

 moderate moderate
b) 8 days

[Accept if answer to b) = answer to a) × 1.6 (the student has answered part b) by a proportionality argument.]		 difficult moderate