Skip to content
MathsGenie logo
Open app

Course home

  1. GCSE
  3. Maths OCR
  5. Question bank

Function Machines

MediumHard
123456789101112131415161718192021222324252627282930313233343536
Question 5
70%

Here is a number machine.

Input → ×4\times 4×4 → -15 → Output

a.

What is the output when the input is 6?

[1]
b.

What is the input when the output is 13?

[1]
c.

Show that there is a value of the input for which the input and the output have the same value.

[2]

Function Machines Questions

  1. GCSE
  2. /Maths
  3. /Function Machines

Practise OCR GCSE Maths Function Machines with exam-style questions for Foundation and Higher tier. 38 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.

Question bank