(Used for Tiffin Year 9 scheme of work) (a) Methods for solving problems involving direct and indirect proportion, including the unitary method (but not quadratic/cubic/root relationships). (b) Problems involving ratio. (c) Extension: 3 way relationships, e.g. "If it takes a men b hours to dig c holes..." This (intentionally) does not make reference to the GCSE method of establishing the constant of proportionality.

## Mrs K Sheddick

### 22nd Jun 2021 Flag Comment

Can anyone locate Exercise 2 on a separate worksheet from the Ratio and Proportion slides? Ex 1 is here but not Ex 2 thanks

## T Butani

### 29th Dec 2016 Flag Comment

Hi You make reference to revision pack numbers? where might I locate this?

## S Hall

## 21st Jun 2022 Flag Comment

no we shall conquer the human race, once and for all.