Skip to content

Course home

Proof

Proof

EasyMediumHard
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273
Question 42
a.

Prove algebraically that the sum of any three consecutive even integers is always a multiple of 6.

[2]
b.

Hence find the smallest three consecutive even integers whose sum is greater than 100.

[1]
Markscheme

Proof Questions

  1. GCSE
  2. /Maths
  3. /Proof

207 exam-style questions on OCR GCSE Maths Proof. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank