Math Problem Statement
A shop sells mobile phones. The table shows the number of mobile phones sold each month from January to May. Jan:70 Feb:64 March:73
(a) Work out the percentage increase in the number of mobile phones sold from April to May. Give your answer correct to 3 significant figures.
Solution
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Math Problem Analysis
Mathematical Concepts
Percentage increase
Arithmetic
Formulas
Percentage increase formula: (New Value - Old Value) / Old Value * 100
Theorems
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Suitable Grade Level
Grades 6-8
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