River depth over time

Summer 2018 P2 Q4

Factory process filling tank

Sam 2 P2 Q5

interpret graph of pool temperature

Summer 2019 P2 Q5b

Interpret graph of bikes sold

Nov 2018 P2 Q7abc

Interpret cost graph

Nov 2017 P1 Q9

Calc ticket costs from graph

Nov 2020 P1 Q11