Priya pays 2.1 pence per minute to use her phone. On average Priya uses her phone for 34 minutes per day. She pays her phone bill for 24 days.
Work out an estimate for how much Priya pays. Use 1 significant figure for each value.
Is your answer to part (a) an underestimate or an overestimate? Give a reason for your answer.
247 exam-style questions on Eduqas GCSE Maths Estimating. Each one has a worked solution and a mark scheme showing where the marks go.