4MA1/2HR Jun 2025, Question 8: Mean, Median, Mode and Range
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2HR (Higher) · Calculator · 3 marks
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The question, in short
Seven numbers have mean 60 and three of them have mean 46; work out the mean of the remaining four numbers.
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Solution · 3 marks
- 1Total of 7 numbers: 60 × 7 = 420
- 2Total of 3 numbers: 46 × 3 = 138
- 3Total of other 4: 420 − 138 = 282
- 4Mean: 282 ÷ 4 = 70.5
Answer70.5
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