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Question 7

The histogram shows information about the speed of cars passing a checkpoint.

A histogram showing Frequency Density on the y-axis and Speed (mph) on the x-axis.

40 cars have a speed between 40 and 50 mph.

a.

Work out an estimate for the number of cars which have a speed of more than 65 mph.

[3]
b.

Explain why your answer to part a is only an estimate.

[1]
Markscheme

Histograms Questions

  1. GCSE
  2. /Maths
  3. /Histograms

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

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