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Hannah practices her guitar for 40 minutes on Monday. On Tuesday she practices for 5/8 of the time she practiced on Monday . On Wednesday she practices for 4/5 of the time she practiced on Tuesday. How many minutes did Hannah practice on Wednesday ?
A. 20 minutes. B. 25 minutes
C. 30 minutes. D. 40 minutes
Thank you in advance

Answer :

[tex]40min-Monday\\\\\frac{5}{8}\cdot40=5\cdot5=25-Tuesday\\\\\frac{4}{5}\cdot25=4\cdot5=20-Wednesday\leftarrow answer\ \boxed{A}[/tex]

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