Exam-Style Question on Histogram
A mathematics exam-style question with a worked solution that can be revealed gradually
Question id: 305. This question is similar to one that appeared on a GCSE Higher paper in 2017. The use of a calculator is allowed.
This histogram shows information about the ages of 317 people attending a charity concert. The cost of tickets for children under 15 years of age are half price. If a full price ticket was £18, estimate the total income of all 317 ticket sales.
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