GCSE Secondary Maths Age 13-17 - Number: Percentages - Explained

The video tutorial covers a percentage problem involving two singers, Celina and Zoe, who sing for different durations during an 80-minute band performance. The tutorial explains how to calculate the singing times for both singers using percentages and fractions, and how to determine the difference in their singing times. It emphasizes the importance of showing all calculations to gain full marks in exams and provides tips on presenting the final answer clearly. The marking scheme is also discussed, highlighting the allocation of marks for different parts of the solution.

What is the total duration of the band performance?

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Explain why it is important to show all working in your calculations.

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