Lemmara logoLemmaraWorked solution

4MA1/1FR Jan 2022, Question 1: Number Review: Mixed Practice

Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 1FR (Foundation) · Calculator · 5 marks

اقرأ هذا الحل مشروحاً بالعربي ←

The question, in short

From a list of eight numbers, select an even number, a multiple of 9 and a prime; then arrange four digit cards to form the smallest number and to complete a two-digit plus two-digit sum equal to 95.

Summarised in our own words. Use the official paper for the exact wording and any diagrams.

Part (ai) · 1 mark

Choose an even number from the given list.

  1. 1Identify numbers divisible by 2: 10 and 28 are even.

Answer10 or 28

Part (aii) · 1 mark

Choose a multiple of 9 from the given list.

  1. 1Check which number is divisible by 9: 2+7=9, so 27 is a multiple of 9.

Answer27

Part (aiii) · 1 mark

Choose a prime number from the given list.

  1. 1Test each odd number for factors: 23 has no divisors other than 1 and itself, so it is prime.

Answer23

Part (bi) · 1 mark

Arrange the four cards 7, 3, 5, 8 to make the smallest possible four-digit number.

  1. 1Arrange digits 3, 5, 7, 8 in ascending order: 3578.

Answer3578

Part (bii) · 1 mark

Arrange the four cards into two two-digit numbers whose sum is 95.

  1. 1Try combinations of two-digit numbers using digits 3, 5, 7, 8.
  2. 257 + 38 = 95
  3. 3Alternatively, 37 + 58 = 95

Answer57 + 38 or 37 + 58

Stuck on a step? Read the free lesson: Number Review: Mixed Practice

Practise more number review: mixed practice questions

Real 4MA1 past-paper questions, marked on your working like the exam, with a worked solution for every part.

Practise free on Lemmara

More past-paper questions on number review: mixed practice

Also searched as: 4MA1 1FR January 2022 · 4MA1/1FR · 4ma1 jan22 1fr · question 1.
Lemmara is an independent study tool, not affiliated with or endorsed by Pearson Edexcel. The worked solutions are Lemmara’s own.