A calculation machine follows these steps:
Input→[÷5]→[−2]→Output \text{Input} \rightarrow [\div 5] \rightarrow [- 2] \rightarrow \text{Output} Input→[÷5]→[−2]→OutputFind the output when the input is 45.
Find the input when the output is 8.
Practise OCR GCSE Maths Function Machines with exam-style questions for Foundation and Higher tier. 39 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.